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Loans and Allowance for Loan Losses - Loans Modified and Classified as TDR (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) loan | Dec. 31, 2019 USD ($)
Number of TDR loan modifications | 3 | 2 | 3
Balance | $ 702 | $ 7,853 | $ 951
Principal amount forgiven | $ 0 |  |
Empire |  |  |
Number of TDR loan modifications | loan |  | 7 |
Balance |  | $ 3,500 |
Commercial Real Estate |  |  |
Number of TDR loan modifications |  | 1 |
Balance |  | $ 7,583 |
One-To-Four Family - Mixed Used Property [Member] |  |  |
Number of TDR loan modifications |  | 1 |
Balance |  | $ 270 |
Commercial Business and Other [Member] |  |  |
Number of TDR loan modifications | 3 |  | 3
Balance | $ 702 |  | $ 951

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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 http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524 + Details
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- Definition Amount, after troubled debt restructuring, of modified financing receivable. + 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 http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524 + Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554 + Details
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