Loans and Loans Held for Sale - Nonperforming Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Nonperforming Assets
Nonaccrual loans	$ 37,135	$ 44,517
Nonaccrual TDRs	15,389	21,774
Total Nonaccrual Loans	52,524	66,291	$ 146,774
OREO	7,028	13,313
Total Nonperforming Assets	$ 59,552	$ 79,604

Amount of financing receivable on nonaccrual status.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
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