Derivative Financial Instruments - Derivative Financial Instruments, their Fair Values, and Balance Sheet Location (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Derivatives Fair Value [Line Items]
Asset Derivatives	$ 48,721	$ 96,167
Liability Derivatives	18,044	18,161
Interest Rate Lock Commitments
Derivatives Fair Value [Line Items]
Asset Derivatives	1,222	4,947
Liability Derivatives	0	0
Forward Commitments
Derivatives Fair Value [Line Items]
Asset Derivatives	227	0
Liability Derivatives	14	740
Interest Rate Swap Agreements
Derivatives Fair Value [Line Items]
Asset Derivatives	47,211	90,342
Liability Derivatives	17,324	17,409
Foreign Exchange Contracts
Derivatives Fair Value [Line Items]
Asset Derivatives	61	878
Liability Derivatives	$ 706	$ 12

Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability.

+ References

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- Definition

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+ References

No definition available.

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