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Disclosures About Offsetting Assets and Liabilities - Financial Assets and Derivative Assets that are Subject to Offset (Details) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Offsetting Assets [Line Items]
Fair value of securities pledged as collateral	$ 660,294	$ 525,843
Fair Value Of Securities Received As Collateral [Member]
Offsetting Assets [Line Items]
Fair value of securities pledged as collateral	806,200	578,100
Fair Value Of Securities Received As Collateral [Member] | Interest Rate Contract [Member]
Offsetting Assets [Line Items]
Fair value of securities pledged as collateral	$ 76,800	$ 95,500

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Fair value of securities received as collateral against securities purchased under agreement to resell.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226013-175313

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