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Loans and Allowance for Credit Losses - Troubled Debt Restructurings That Are Not Performing (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2022 USD ($) contract | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) contract
Number of contracts | 6 | 16 |  | 3 | 2
Number of contracts, subsequently defaulted |  |  | 0 | 0 | 0
Amortized Cost | $ 11,817 | $ 11,817 | $ 11,817 |  |
Nonperforming Financial Instruments [Member] |  |  |  |  |
Number of contracts | contract |  | 2 |  |  | 12
Amortized Cost | 3,263 | $ 3,263 | 3,263 |  | $ 2,201
Total troubled debt restructurings that subsequently defaulted |  |  | 0 |  |
One-To-Four Family - Mixed Used Property |  |  |  |  |
Number of contracts | contract |  | 4 |  |  |
Amortized Cost | 1,222 | $ 1,222 | 1,222 |  |
Taxi Medallion Portfolio Segment [Member] | Nonperforming Financial Instruments [Member] |  |  |  |  |
Number of contracts | contract |  |  |  |  | 11
Amortized Cost |  |  |  |  | $ 1,922
Commercial Business and Other Portfolio Segment [Member] | Nonperforming Financial Instruments [Member] |  |  |  |  |
Number of contracts | contract |  | 2 |  |  | 1
Amortized Cost | $ 3,263 | $ 3,263 | $ 3,263 |  | $ 279

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524 + Details
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