1001 - Document - Document And Entity Information link:presentationLink link:definitionLink link:calculationLink 1002 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:definitionLink link:calculationLink 1003 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:presentationLink link:definitionLink link:calculationLink 1004 - Statement - Condensed Consolidated Statements of Income link:presentationLink link:definitionLink link:calculationLink 1005 - Statement - Condensed Consolidated Statements of Comprehensive Income link:presentationLink link:definitionLink link:calculationLink 1006 - Statement - Condensed Consolidated Statements of Comprehensive Income (Parenthetical) link:presentationLink link:definitionLink link:calculationLink 1007 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:definitionLink link:calculationLink 1008 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:definitionLink link:calculationLink 1009 - Disclosure - Securities link:presentationLink link:definitionLink link:calculationLink 1010 - Disclosure - Loans and Allowance for Loan Losses link:presentationLink link:definitionLink link:calculationLink 1011 - Disclosure - Benefit Plans link:presentationLink link:definitionLink link:calculationLink 1012 - Disclosure - Off-balance-sheet Activities link:presentationLink link:definitionLink link:calculationLink 1013 - Disclosure - Accumulated Other Comprehensive Loss link:presentationLink link:definitionLink link:calculationLink 1014 - Disclosure - Fair Value Measurements link:presentationLink link:definitionLink link:calculationLink 1015 - Disclosure - Repurchase Agreements link:presentationLink link:definitionLink link:calculationLink 1016 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:definitionLink link:calculationLink 1017 - Disclosure - Summary of Significant Accounting Policies (Tables) link:presentationLink link:definitionLink link:calculationLink 1018 - Disclosure - Securities (Tables) link:presentationLink link:definitionLink link:calculationLink 1019 - Disclosure - Loans and Allowance for Loan Losses (Tables) link:presentationLink link:definitionLink link:calculationLink 1020 - Disclosure - Benefit Plans (Tables) link:presentationLink link:definitionLink link:calculationLink 1021 - Disclosure - Off-balance-sheet Activities (Tables) link:presentationLink link:definitionLink link:calculationLink 1022 - Disclosure - Accumulated Other Comprehensive Loss (Tables) link:presentationLink link:definitionLink link:calculationLink 1023 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 1024 - Disclosure - Repurchase Agreements (Tables) link:presentationLink link:definitionLink link:calculationLink 1025 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1026 - Disclosure - Basic and Diluted Earnings Per Common Share (Detail) link:presentationLink link:definitionLink link:calculationLink 1027 - Disclosure - Securities - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1028 - Disclosure - Amortized Cost and Approximate Fair Values, Together with Gross Unrealized Gains and Losses of Securities (Detail) link:presentationLink link:definitionLink link:calculationLink 1029 - Disclosure - Amortized Cost and Fair Value of Available-for-Sale Securities and Held-to-Maturity Securities (Detail) link:presentationLink link:definitionLink link:calculationLink 1030 - Disclosure - Gross Unrealized Losses and Fair Value, Aggregated by Investment Category and Length of Time that Individual Securities have been in a Continuous Unrealized Loss Position (Detail) link:presentationLink link:definitionLink link:calculationLink 1031 - Disclosure - Loans and Allowance for Loan Losses - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1032 - Disclosure - Categories of Loan (Detail) link:presentationLink link:definitionLink link:calculationLink 1033 - Disclosure - Allowance for Loan Losses and Recorded Investment in Loans (Detail) link:presentationLink link:definitionLink link:calculationLink 1034 - Disclosure - Portfolio Quality Indicators (Detail) link:presentationLink link:definitionLink link:calculationLink 1035 - Disclosure - Loan Portfolio Aging Analysis (Detail) link:presentationLink link:definitionLink link:calculationLink 1036 - Disclosure - Impaired Loans (Detail) link:presentationLink link:definitionLink link:calculationLink 1037 - Disclosure - Troubled Debt Restructuring (Detail) link:presentationLink link:definitionLink link:calculationLink 1038 - Disclosure - Pension Expense (Detail) link:presentationLink link:definitionLink link:calculationLink 1039 - Disclosure - Notional or Contractual Amounts of Financial Instruments with Off-Balance-Sheet Risk (Detail) link:presentationLink link:definitionLink link:calculationLink 1040 - Disclosure - Components of Accumulated Other Comprehensive Loss Included in Stockholders' Equity (Detail) link:presentationLink link:definitionLink link:calculationLink 1041 - Disclosure - Fair Value Measurements of Assets Recognized in Consolidated Balance Sheets Measured at Fair Value on Recurring Basis (Detail) link:presentationLink link:definitionLink link:calculationLink 1042 - Disclosure - Fair Value Measurements of Assets Recognized in Consolidated Balance Sheets Measured at Fair Value on Nonrecurring Basis (Detail) link:presentationLink link:definitionLink link:calculationLink 1043 - Disclosure - Quantitative Information About Unobservable Inputs Used in Recurring and Nonrecurring Level 3 Fair Value Measurements (Detail) link:presentationLink link:definitionLink link:calculationLink 1044 - Disclosure - Estimated Fair Values of Company's Financial Instruments (Detail) link:presentationLink link:definitionLink link:calculationLink 1045 - Disclosure - Repurchase Agreements - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1046 - Disclosure - Repurchase Agreements (Detail) link:presentationLink link:definitionLink link:calculationLink