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, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	$ (272)	$ 77	$ (303)	$ 143
Interest Income
Gain (loss) on fair value hedging relationships:
Hedged items	(3,125)	(11,866)	8,796	(45,790)
Derivatives designated as hedging instruments	12,896	12,082	9,310	44,339
Other income \| Foreign exchange contracts
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	263	77	483	123
Other income \| Interest rate products
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	0	2	0	3
Other income \| Equity warrants
Gain (loss) on fair value hedging relationships:
Derivatives designated as hedging instruments	$ (535)	$ (2)	$ (786)	$ 17

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 815
-SubTopic 25
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480238/815-25-50-1

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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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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4CC
-SubTopic 10
-Topic 815
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4CC

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