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Derivatives and Balance Sheet Offsetting - Not designated as hedging instruments gain/loss table (Details) - Not Designated as Hedging Instrument - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Balance Sheet Offsetting [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 479	$ (1)	$ 8
Interest Rate Contracts | Interest Rate Lock Commitments
Balance Sheet Offsetting [Line Items]
Derivative, Gain (Loss) on Derivative, Net	1,096	0	0
Interest Rate Contracts | Forward sales contracts
Balance Sheet Offsetting [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(165)	0	0
Interest Rate Contracts | Interest Rate Swap
Balance Sheet Offsetting [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ (452)	$ (1)	$ 8

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- Definition

[Line Items] for Balance Sheet Offsetting [Table]

+ References

No definition available.

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- Definition

Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

+ References

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

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