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Derivative and Hedging Activities (Details Textuals) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2019
--- | --- | --- | ---
Balance Sheet Recording of Fair Value Hedge [Line Items] |  |  |
Additional Collateral, Aggregate Fair Value | $ 76,000 | $ 71,000 |
Derivative collateral right to reclaim cash | 6,000 | 11,000 |
Fair Value, Inputs, Level 3 |  |  |
Balance Sheet Recording of Fair Value Hedge [Line Items] |  |  |
Notional Amount | 5,000 |  |
Derivatives (trading liabilities) | 234 | 0 |
Derivative Asset | 4,796 | 30 |
Fair Value, Inputs, Level 3 | Mortgage banking(a)(b) | Fair Value, Measurements, Recurring |  |  |
Balance Sheet Recording of Fair Value Hedge [Line Items] |  |  |
Derivatives (trading liabilities) | 224 | 0 |
Derivative Asset | 0 | $ 2,617 |
Designated as Hedging Instrument |  |  |
Balance Sheet Recording of Fair Value Hedge [Line Items] |  |  |
Derivative Liability Notional Amount, Terminated |  |  | $ 500,000
Underlying Hedged Asset, Amortized Cost Basis | 390,000 |  |
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge | $ 2,000 |  |

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- Definition The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624258-113959 + Details
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- Definition Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective fair value hedge that is amortized upon discontinuation of the fair value hedge. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 35 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=124267147&loc=d3e75592-113984 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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