Cover [Abstract] Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Three Amendment Flag City Area Code Entity Address, City or Town Entity Address, Country Document Period End Date Entity Incorporation, State or Country Code Entity Information, Former Legal or Registered Name Entity Listings [Table] Local Phone Number Entity Address, Postal Zip Code Entity Address, State or Province Title of 12(b) Security No Trading Symbol Flag Trading Symbol Security Exchange Name Entity Listings [Line Items] Entity Registrant Name Entity Central Index Key Entity Tax Identification Number Document Fiscal Year Focus Document Fiscal Period Focus Document Type Written Communications Soliciting Material Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Entity File Number Entity Emerging Growth Company Class of Stock [Domain] Class of Stock [Axis] Common Stock, $0.01 par value per share [Member] 7.125% Series B Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock [Member] 7.50% Series A Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock [Member]