Entity Central Index Key Mortgage loans on real estate unamortized costs net. Document And Entity Information [Abstract] Document and entity information line Items. Document and entity information/ Document And Entity Information [Table] Document And Entity Information [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Common class P. Common Class P Common Class P [Member] Common Class A Common Class A [Member] Common class T. Common Class T Common Class T [Member] Common class S. Common Class S Common Class S [Member] Common class D. Common Class D Common Class D [Member] Common class I. Common Class I Common Class I [Member] Document And Entity Information [Line Items] Document And Entity Information [Line Items] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Ex Transition Period Entity Ex Transition Period Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Loan fees payable. Statement Of Financial Position [Abstract] Statement [Table] Statement [Table] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Real Estate Securities Real Estate Investment [Member] Commercial Mortgage Loans Commercial Mortgage Backed Securities [Member] Statement [Line Items] Statement [Line Items] ASSETS Assets [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Restricted cash Restricted Cash Current Real estate securities at fair value Available For Sale Securities Debt Securities Commercial mortgage loans at cost, net of allowance for loan loss of $0 Mortgage Loans On Real Estate Deferred debt finance costs Deferred Finance Costs Net Deferred offering costs Deferred Offering Costs Accrued interest receivable Interest Receivable Prepaid expenses and other assets Prepaid Expense And Other Assets Total assets Assets LIABILITIES AND EQUITY Liabilities And Stockholders Equity [Abstract] Liabilities: Liabilities [Abstract] Repurchase agreements Securities Sold Under Agreements To Repurchase Loan fees payable Loan Fees Payable Due to related parties Due To Related Parties Current And Noncurrent Interest payable Interest Payable Current And Noncurrent Distributions payable Dividends Payable Current And Noncurrent Accrued expenses Accrued Liabilities Current And Noncurrent Total liabilities Liabilities Stockholders’ Equity: Stockholders Equity [Abstract] Class P common stock, $0.001 par value, 450,000,000 shares authorized, 7,525,008 and 5,940,744 shares issued and outstanding at March 31, 2019 and December 31, 2018, respectively Common Stock Value Additional paid in capital (net of offering costs of $14,748 and $11,724 at March 31, 2019 and December 31, 2018, respectively) Additional Paid In Capital Common Stock Distributions in excess of earnings Retained Earnings Accumulated Deficit Total stockholders’ equity Stockholders Equity Total liabilities and stockholders’ equity Liabilities And Stockholders Equity Stock issuance costs. Allowance for loan loss Allowance For Loan And Lease Losses Real Estate Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares, issued Common Stock Shares Issued Common stock, shares, outstanding Common Stock Shares Outstanding Additional paid in capital, offering costs Stock Issuance Costs Related party transaction advisory fee. Debt finance costs. Income Statement [Abstract] Interest income: Interest Income Expense Net [Abstract] Interest income Interest Income Operating Less: Interest expense Interest Expense Net interest income Interest Income Expense Net Operating expenses: Noninterest Expense [Abstract] Advisory fee Related Party Transaction Advisory Fee Debt finance costs Debt Finance Costs Directors compensation Noninterest Expense Directors Fees Professional service fees Professional Fees Other expenses Other Noninterest Expense Total operating expenses Noninterest Expense Other income: Nonoperating Income Expense [Abstract] Unrealized gain in value of real estate securities Debt Securities Unrealized Gain Loss Realized loss on the sale of real estate securities Debt Securities Realized Gain Loss Other interest income Interest Income Other Total other income Nonoperating Income Expense Net income Net Income Loss Net income per share basic and diluted Earnings Per Share Basic And Diluted Weighted average number of shares Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Diluted Weighted Average Number Of Diluted Shares Outstanding Statement Of Stockholders Equity [Abstract] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid in Capital Additional Paid In Capital [Member] Distributions in Excess of Earnings Accumulated Distributions In Excess Of Net Income [Member] Balance Balance, shares Shares Outstanding Proceeds from issuance of common stock Stock Issued During Period Value New Issues Proceeds from issuance of common stock, shares Stock Issued During Period Shares New Issues Offering costs Adjustments To Additional Paid In Capital Stock Issued Issuance Costs Net income Distributions declared ($0.48 per share) Dividends Equity based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Equity based compensation, shares Stock Issued During Period Shares Share Based Compensation Balance Balance, shares Distributions declared per share Dividends Payable Amount Per Share Amortization of equity based compensation. Amortization of debt finance costs to operating expense Amortization of debt finance costs to interest expense. Amortization of deferred exit fees. Principal payments on securities sold under agreements to repurchase. Non cash change in deferred offering costs and accrued offering expenses included in due to related parties. Statement Of Cash Flows [Abstract] Cash flows from operating activities Net Cash Provided By Used In Operating Activities [Abstract] Net income Profit Loss Adjustments to reconcile net income to cash provided by operations: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Net realized loss on real estate securities Net unrealized gain on real estate securities Amortization of equity based compensation Amortization Of Equity Based Compensation Amortization of debt finance costs to operating expense Amortization Of Debt Finance Costs To Operating Expense Amortization of debt finance costs to interest expense Amortization Of Debt Finance Costs To Interest Expense Amortization of bond discount Amortization Of Financing Costs And Discounts Amortization of origination fees Amortization Of Deferred Loan Origination Fees Net Amortization of deferred exit fees Amortization Of Deferred Exit Fees Changes in assets and liabilities: Increase Decrease In Operating Capital [Abstract] Accrued interest receivable Increase Decrease In Accrued Interest Receivable Net Accrued expenses Increase Decrease In Accrued Liabilities Due to related parties Increase Decrease In Due To Related Parties Prepaid expenses and other assets Increase Decrease In Prepaid Deferred Expense And Other Assets Other liabilities Increase Decrease In Other Operating Liabilities Net cash provided by operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Origination of commercial loans Payments To Acquire Loans Held For Investment Origination fees received on commercial loans Proceeds From Loan Originations1 Purchase of real estate securities Payments To Acquire Real Estate Real estate securities sold Proceeds From Sale Of Real Estate Heldforinvestment Real estate securities principal pay-down Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans Net cash used in investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Proceeds from issuance of common stock Proceeds From Issuance Of Common Stock Payment of offering costs Payments Of Stock Issuance Costs Proceeds from repurchase agreements Proceeds From Payments For In Securities Sold Under Agreements To Repurchase Principal repayments of repurchase agreements Principal Payments On Securities Sold Under Agreements To Repurchase Debt finance costs Payments Of Financing Costs Distributions paid Payments Of Dividends Common Stock Net cash provided by financing activities Net Cash Provided By Used In Financing Activities Net change in cash, cash equivalents and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Cash, cash equivalents and restricted cash at beginning of period Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations Cash, cash equivalents and restricted cash at end of period Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Change in deferred offering costs and accrued offering expenses, included in due to related parties Non Cash Change In Deferred Offering Costs And Accrued Offering Expenses Included In Due To Related Parties Interest paid Interest Paid Net Organization Consolidation And Presentation Of Financial Statements [Abstract] Organization and Business Operations Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Mortgage Loans On Real Estate [Abstract] Commercial Mortgage Loans Held for Investment Mortgage Loans On Real Estate By Loan Disclosure [Text Block] Investments Debt And Equity Securities [Abstract] Real Estate Securities Real Estate Disclosure [Text Block] Banking And Thrift [Abstract] Repurchase Agreements Repurchase Agreements Resale Agreements Securities Borrowed And Securities Loaned Disclosure [Text Block] Equity [Abstract] Stockholders' Equity Stockholders Equity Note Disclosure [Text Block] Earnings Per Share [Abstract] Net Income Per Share Earnings Per Share [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Related Party Transactions [Abstract] Transactions with Related Parties Related Party Transactions Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Equity-Based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Fair Value Disclosures [Abstract] Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Basis of Accounting Basis Of Accounting Policy Policy [Text Block] Cash, Cash Equivalents and Restricted Cash Cash And Cash Equivalents Restricted Cash And Cash Equivalents Policy Accounting Pronouncements Recently Issued but Not Yet Effective New Accounting Pronouncements Policy Policy [Text Block] Reconciliation of Cash, Cash Equivalents and Restricted Cash Schedule Of Cash And Cash Equivalents Table [Text Block] Schedule of commercial mortgage loans held for investment. Schedule of Commercial Mortgage Loans Held for Investment Schedule Of Commercial Mortgage Loans Held For Investment Table [Text Block] Summary of Investment Grade of Loans Loss Financing Receivable Credit Quality Indicators Table [Text Block] Summary of Company's Real Estate Securities Debt Securities Available For Sale Table [Text Block] Repurchase agreement line items. Repurchase agreement. Repurchase Agreement [Table] Repurchase Agreement [Table] Repurchase Agreement [Line Items] Repurchase Agreement [Line Items] Schedule of Outstanding Repurchase Agreements Schedule Of Repurchase Agreements Schedule of Distributions Paid and Declared Dividends Declared Table [Text Block] Summary of Basic and Diluted Net Income Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Summary of Related Party Transactions Schedule Of Related Party Transactions Table [Text Block] Summary of Restricted Shares Schedule Of Sharebased Compensation Restricted Stock And Restricted Stock Units Activity Table [Text Block] Financial Instruments Carried at Fair Value in Consolidated Balance Sheets Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Text Block] Schedule of Carrying Amount and Estimated Fair Value of Company's Financial Instruments Fair Value By Balance Sheet Grouping [Text Block] Schedule of Common Stock Outstanding and Proceeds from Offering Schedule Of Subsequent Events [Text Block] Subsequent dividends paid in cash monthly in arrears. Subsequent Dividends Paid In Cash Monthly in Arrears Subsequent Dividends Paid In Cash Monthly In Arrears Table [Text Block] Cash and cash equivalents, description Additional Cash And Cash Equivalent Related Text Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents [Abstract] Total cash, cash equivalents, and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Mortgage loans on real estate weighted average maturity period. Mortgage Loans On Real Estate Schedule [Table] Mortgage Loans On Real Estate Schedule [Table] First Mortgage Loans [Member] First Mortgage [Member] Credit loans. Credit Loans [Member] Credit Loans [Member] Mortgage Loans On Real Estate [Line Items] Mortgage Loans On Real Estate [Line Items] Number of Loans Mortgage Loans On Real Estate Number Of Loans Principal Balance Mortgage Loans On Real Estate Face Amount Of Mortgages Unamortized (fees)/costs, net Mortgage Loans On Real Estate Unamortized Costs Net Carrying Value Weighted Average Interest Rate Mortgage Loans On Real Estate Interest Rate Weighted Average Years to Maturity Mortgage Loans On Real Estate Weighted Average Maturity Period Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table] Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table] Internal Credit Assessment Internal Credit Assessment [Axis] Internal Credit Assessment Internal Credit Assessment [Domain] Investment grade one. Investment Grade One Investment Grade One [Member] Investment grade two. Investment Grade Two Investment Grade Two [Member] Investment grade three. Investment Grade Three Investment Grade Three [Member] Investment grade four. Investment Grade Four Investment Grade Four [Member] Investment grade five. Investment Grade Five Investment Grade Five [Member] Financing Receivable Recorded Investment [Line Items] Financing Receivable Recorded Investment [Line Items] Description of Investment Grade Financing Receivable Credit Quality Additional Information Weighted average risk rating. Number of loans risk rated two. Number of loans risk rated three. Weighted average risk rating Weighted Average Risk Rating Allowance for loan losses Number of loans risk rated two Number Of Loans Risk Rated Two Number of loans risk rated three Number Of Loans Risk Rated Three Number of investments. Available-for-sale securities weighted-average maturities. Available-for-sale securities par value amount. Schedule Of Available For Sale Securities [Table] Schedule Of Available For Sale Securities [Table] External Credit Rating by Grouping External Credit Rating By Grouping [Axis] External Credit Rating by Grouping External Credit Rating By Grouping [Domain] AAA Member. AAA A A A [Member] AA-Member. AA- A A [Member] BB-Member. BB- B B [Member] Unrated member. Unrated Unrated [Member] Schedule Of Available For Sale Securities [Line Items] Schedule Of Available For Sale Securities [Line Items] Number of Positions Number Of Investments Collateral Debt Instrument Collateral Weighted Average Interest Rate Debt Weighted Average Interest Rate Weighted Average Years to Maturity Available For Sale Securities Weighted Average Maturities Par Value Available For Sale Securities Par Value Amount Amortized Cost Available For Sale Debt Securities Amortized Cost Basis Unrealized Gains Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax Unrealized Losses Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax Realized Losses Debt Securities Available For Sale Realized Loss Number of available for sale securities purchased at a discount. Financial Instrument Financial Instrument [Axis] Financial Instruments Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain] Number of investments Carrying value of investments Unrealized loss Number of available for sale securities purchased at a discount Number Of Available For Sale Securities Purchased At Discount Available for sale securities amortized cost Unrealized gain Discount or premium Debt Instrument Unamortized Discount Premium Net Number of positions in unrealized loss for a period greater than 12 months Debt Securities Available For Sale Unrealized Loss Position Number Of Positions Realized gains or losses Debt Securities Available For Sale Realized Gain Loss Line of credit facility maximum borrowing possible adjustment. Line of credit facility extended maturity month and year. Payables And Accruals [Abstract] Lender Name Line Of Credit Facility [Axis] Line of Credit Facility, Lender Line Of Credit Facility Lender [Domain] Repo facility. Repo Facility Repo Facility [Member] Variable Rate Variable Rate [Axis] Variable Rate Variable Rate [Domain] LIBOR London Interbank Offered Rate L I B O R [Member] Repurchase agreement in advances loan Line Of Credit Facility Maximum Borrowing Capacity Repurchase agreement, maximum possible adjustment in loans Line Of Credit Facility Maximum Borrowing Possible Adjustment Interest rate Debt Instrument Basis Spread On Variable Rate1 Extended maturity date Line Of Credit Facility Extended Maturity Month And Year Debt instrument weighted average period to maturity. Schedule Of Assets Sold Under Agreements To Repurchase [Table] Schedule Of Assets Sold Under Agreements To Repurchase [Table] Assets Sold Under Agreements To Repurchase [Line Items] Assets Sold Under Agreements To Repurchase [Line Items] Committed Financing Line Of Credit Facility Current Borrowing Capacity Amount Outstanding Accrued Interest Payable Collateral Pledged Pledged Financial Instruments Not Separately Reported Securities For Repurchase Agreements Weighted Average Days to Maturity Debt Instrument Weighted Average Period To Maturity Unamortized debt issuance costs Unamortized Debt Issuance Expense Number of master repurchase agreements. Number of master repurchase agreements Number Of Master Repurchase Agreements Shares issued average price per share. Schedule Of Stock By Class [Table] Schedule Of Stock By Class [Table] Class P Common Stock Class Of Stock [Line Items] Class Of Stock [Line Items] Common stock, shares issued Common stock issued, average price per share Shares Issued Average Price Per Share Common stock, offering costs Dividend payable daily distribution amount. Daily distribution amount Dividend Payable Daily Distribution Amount Dividends Payable [Table] Dividends Payable [Table] Dividends Payable [Line Items] Dividends Payable [Line Items] Distributions paid Distributions declared Dividends Common Stock Distributions declared but not yet paid Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Restricted Shares Restricted Stock [Member] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Additional shares included in computation of diluted earnings per share Weighted Average Number Diluted Shares Outstanding Adjustment Antidilutive restricted shares Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Net income Weighted average shares outstanding, basic Weighted average shares outstanding, diluted Net income per share, basic and diluted This item represents the number of commercial real estate loans in the period Commercial real estate loans, remaining future funding commitment. Number of commerical real estate loans Number Of Commercial Real Estate Loans Commercial real estate, remaining future funding commitment Commercial Real Estate Loans Remaining Future Funding Commitment Subscription agreement minimum number of shares held. Subscription agreement value of minimum number of shares held. Payment of selling commissions. Payment of dealer manager fees. Payment of organization and offering expenses. Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Inland InPoint Advisor limited liability company. Advisor Inland In Point Advisor Limited Liability Company [Member] SPCRE InPoint Advisors limited liability company. Sub-Advisor S P C R E In Point Advisors Limited Liability Company [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Common stock, purchase price per share Shares Issued Price Per Share Payment of selling commissions Payment Of Selling Commissions Payment of dealer manager fees Payment Of Dealer Manager Fees Payment of organization and offering expenses Payment Of Organization And Offering Expenses Subscription agreement, minimum number of shares to be held Subscription Agreement Minimum Number Of Shares Held Subscription agreement, value of minimum number of shares to be held Subscription Agreement Value Of Minimum Number Of Shares Held Description of subscription agreement Sale Of Stock Description Of Transaction Related party transaction organization and offering expenses reimbursement. Related party transactions operating expense reimbursement. Organization and offering expense reimbursement due to related parties Selling commissions and dealer manager fee due to related parties. Advisory fee due to related parties. Operating expense reimbursement due to related parties. Organization and offering expense reimbursement Related Party Transaction Organization And Offering Expenses Reimbursement Selling commissions and dealer manager fee Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party Advisory fee Operating expense reimbursement Related Party Transactions Operating Expense Reimbursement Total Related Party Transaction Amounts Of Transaction Organization and offering expense reimbursement, payable Organization And Offering Expense Reimbursement Due To Related Parties Selling commissions and dealer manager fee Selling Commissions And Dealer Manager Fee Due To Related Parties Advisory fee, payable Advisory Fee Due To Related Parties Operating expense reimbursement, payable Operating Expense Reimbursement Due To Related Parties Total, payable Related party transaction selling commission percentage. Percentage of dealer manager fee. Range Range [Axis] Range Range [Member] Maximum Maximum [Member] Minimum [Member] Minimum [Member] Percentage of selling commission Related Party Transaction Selling Commission Percentage Percentage of dealer manager fee Percentage Of Dealer Manager Fee Percentage of average aggregate value of assets. Percentage of performance component to advisor fee as minimum return per share. Percentage of performance component to advisor fee as percent of excess return. Percentage of performance component to advisor fee as percent of aggregate return. Percentage of average aggregate value of assets Percentage Of Average Aggregate Value Of Assets Percentage of minimum total return per share Percentage Of Performance Component To Advisor Fee As Minimum Return Per Share Percentage of excess total return Percentage Of Performance Component To Advisor Fee As Percent Of Excess Return Percentage of aggregate total return Percentage Of Performance Component To Advisor Fee As Percent Of Aggregate Return Number of independent directors. Share based compensation arrangement by share based payment award description and terms. Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Award Type Award Type [Axis] Equity Award Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Director stock awards. Director Stock Awards Director Stock Awards [Member] Title of Individual Title Of Individual [Axis] Relationship to Entity Title Of Individual With Relationship To Entity [Domain] Independent director one. Independent Director One Independent Director One [Member] Independent director two. Independent Director Two Independent Director Two [Member] Independent director three. Independent Director Three Independent Director Three [Member] Independent Directors Director [Member] Vesting Vesting [Axis] Vesting Vesting [Domain] Year 1 Share Based Compensation Award Tranche One [Member] Year 2 Share Based Compensation Award Tranche Two [Member] Year 3 Share Based Compensation Award Tranche Three [Member] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Independent directors restricted share plan. RSP Independent Directors Restricted Share Plan [Member] Independent directors. Independent Directors Independent Directors [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Number of independent directors Number Of Independent Directors Number of restricted shares Stock Issued During Period Shares Restricted Stock Award Gross Restricted shares value Stock Issued During Period Value Restricted Stock Award Gross Restricted shares award vest percentage Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Restricted shares description Share Based Compensation Arrangement By Share Based Payment Award Description And Terms Compensation expense Allocated Share Based Compensation Expense Unrecognized compensation cost Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options Weighted average remaining period that compensation expense recognizable Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Share-based compensation arrangement by share based payment award equity instruments other than options converted in period. Outstanding beginning balance, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Vested, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Converted, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Converted In Period Forfeited, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Outstanding ending balance, Shares Share-based compensation arrangement by share-based payment award, equity instruments other than options, converted in period, weighted average grant date fair value. Outstanding beginning balance, Weighted average grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Granted, Weighted average grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Vested, Weighted average grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Converted, Weighted average grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Converted In Period Weighted Average Grant Date Fair Value Forfeited, Weighted average grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Outstanding ending balance, Weighted average grant date fair value Share-based compensation arrangement by share-based payment award equity instruments other than options converted intrinsic value. Outstanding beginning balance, Aggregate intrinsic value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Intrinsic Value Granted, Aggregate intrinsic value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Intrinsic Value Vested, Aggregate intrinsic value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Intrinsic Value Converted, Aggregate intrinsic value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Converted Intrinsic Value Forfeited, Aggregate intrinsic value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Intrinsic Value Outstanding ending balance, Aggregate intrinsic value Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Fair Value, Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value Measurements, Recurring Fair Value Measurements Recurring [Member] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Level I Fair Value Inputs Level1 [Member] Level II Fair Value Inputs Level2 [Member] Level III Fair Value Inputs Level3 [Member] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair value assets transfers from level 1 to level 2 amount Fair Value Assets Level1 To Level2 Transfers Amount Fair value assets transfers from level 2 to level 1 amount Fair Value Assets Level2 To Level1 Transfers Amount Fair value assets transfers to level 3 amount Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 Fair value assets transfers out of level 3 amount Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 Restricted cash fair value disclosure. Fair Value By Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Table] Measurement Basis Fair Value By Measurement Basis [Axis] Fair Value Disclosure Item Amounts [Default] Portion At Fair Value Fair Value Disclosure [Member] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Carrying Amount Carrying Reported Amount Fair Value Disclosure [Member] Estimated Fair Value Estimate Of Fair Value Fair Value Disclosure [Member] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Financial assets Assets Fair Value Disclosure [Abstract] Cash and cash equivalents Cash And Cash Equivalents Fair Value Disclosure Restricted cash Restricted Cash Fair Value Disclosure Commercial mortgage loans, net Mortgages Held For Sale Fair Value Disclosure Total Assets Fair Value Disclosure Financial liabilities Financial Liabilities Fair Value Disclosure [Abstract] Repurchase agreements Securities Loaned Or Sold Under Agreements To Repurchase Fair Value Disclosure Total Financial Liabilities Fair Value Disclosure Subsequent Event [Table] Subsequent Event [Table] Sale of Stock Subsidiary Sale Of Stock [Axis] Sale of Stock Sale Of Stock Name Of Transaction [Domain] Initial Public Offering I P O [Member] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Preferred Stock Preferred Stock [Member] JP morgan repo facility. JP Morgan Repo Facility J P Morgan Repo Facility [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Issuance of common stock, shares Common stock shares authorized value. Shares authorized Common stock shares authorized Common Stock Shares Authorized Value Line of credit facility successive term option to extension period. Initial maturity date Line Of Credit Facility Expiration Date1 Line of credit facility successive term option to extension period, description Line Of Credit Facility Successive Term Option To Extension Period Dividend payable distribution period start date. Dividend payable distribution period end date. Distribution Period Start Date Dividend Payable Distribution Period Start Date Distribution Period End Date Dividend Payable Distribution Period End Date Dividend payable distribution period. Dividends Dividends [Axis] Dividends Dividends [Domain] March two thousand nineteen. March 2019 March Two Thousand Nineteen [Member] April two thousand nineteen member. April 2019 April Two Thousand Nineteen [Member] Distribution Period Dividend Payable Distribution Period Month Distribution Paid Dividends Payable Date To Be Paid Month And Year Distribution Amount