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Derivative Financial Instruments Fair Value Gains and Losses on Derivative Financial Instruments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Derivative [Line Items]
Net fair value gains on derivative financial instruments	$ 700	$ 1,231
Mortgage Banking Derivatives [Member]
Derivative [Line Items]
Net fair value gains on derivative financial instruments	796	1,040
Interest Rate Swap [Member]
Derivative [Line Items]
Net fair value gains on derivative financial instruments	(104)	72
Foreign Exchange Contract [Member]
Derivative [Line Items]
Net fair value gains on derivative financial instruments	$ 8	$ 119

X

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5618551-113959

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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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