Derivative Instruments - The Effect of Fair Value Hedge Accounting on the Consolidated Statements of Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	$ 0	$ 20	$ (7)	$ 20	$ (3)
Interest Income
Gain (loss) on fair value hedging relationships:
Hedged items	(11,866)	(33,924)	0	(45,790)	0
Derivatives designated as hedging instruments	12,082	32,257	0	44,339	0
Other income \| Interest rate products
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	2	1	1	3	8
Other income \| Equity warrants
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	$ (2)	$ 19	$ (8)	$ 17	$ (11)

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
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