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FDIC-Assisted Acquired Loans (Details) - USD ($) | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021 | Jun. 09, 2017 | Apr. 26, 2016 | Jun. 20, 2014
Business Acquisition [Line Items] |  |  |  |  |
Goodwill recorded on acquisition date | $ 5,923,000 | $ 6,081,000 |  |  |
Team Bank |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Gross loans receivable | 3,357,000 | 3,613,000 |  |  |
Balance of accretable discount due to change in expected losses | (32,000) | (65,000) |  |  |
Net carrying value of loans receivable | 3,325,000 | 3,548,000 |  |  |
Goodwill recorded on acquisition date |  |  |  | $ 0 |
Vantus Bank |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Gross loans receivable | 4,966,000 | 5,304,000 |  |  |
Balance of accretable discount due to change in expected losses | (9,000) | (19,000) |  |  |
Net carrying value of loans receivable | 4,957,000 | 5,285,000 |  |  |
Goodwill recorded on acquisition date |  |  |  | 0 |
Sun Security Bank |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Gross loans receivable | 8,862,000 | 9,405,000 |  |  |
Balance of accretable discount due to change in expected losses | (32,000) | (63,000) |  |  |
Net carrying value of loans receivable | 8,830,000 | 9,342,000 |  |  |
Goodwill recorded on acquisition date |  |  |  | $ 0 |
Inter Bank |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Gross loans receivable | 30,797,000 | 32,645,000 |  |  |
Balance of accretable discount due to change in expected losses | (20,000) | (58,000) |  |  |
Net carrying value of loans receivable | 30,777,000 | 32,587,000 |  |  |
Goodwill recorded on acquisition date |  |  | $ 0 |  |
Valley Bank |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Gross loans receivable | 22,476,000 | 23,632,000 |  |  |
Balance of accretable discount due to change in expected losses | (111,000) | (224,000) |  |  |
Net carrying value of loans receivable | $ 22,365,000 | $ 23,408,000 |  |  |
Goodwill recorded on acquisition date |  |  |  |  | $ 0

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- Definition Represents the monetary amount of FDIC Indemnification Asset Net Carrying Value to Loans Receivable, as of the indicated date. + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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