Federal Funds Purchased and Securities Sold under Agreements to Repurchase - Federal Funds and Repurchase Agreements (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Short-term Debt [Line Items]
Short-term debt	$ 5,514	$ 23,829
Federal funds purchased
Short-term Debt [Line Items]
Short-term debt	0	0
Repurchase agreements
Short-term Debt [Line Items]
Short-term debt	$ 5,514	$ 23,829

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant