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Fair Value of Financial Instruments - Financial Assets and Liabilities Reported Under the Fair Value Option (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Financial Assets at Fair Value Option	$ 14,300		$ 14,500
Net loss from fair value adjustments	982	$ (5,993)
Collateralized Mortgage Backed Securities [Member]
Financial Assets at Fair Value Option	481		505
Net loss from fair value adjustments	(1)	3
Other Securities [Member]
Financial Assets at Fair Value Option	13,867		13,998
Net loss from fair value adjustments	(175)	219
Junior Subordinated Debentures [Member]
Financial Assets at Fair Value Option	44,712		$ 43,136
Net loss from fair value adjustments	(1,460)	(2,351)
Financial Assets and Liabilities, Excluding Interest Rate Caps / Swaps [Member]
Net loss from fair value adjustments	$ (1,636)	$ (2,129)

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- Definition

The fair value option of financial assets.

+ References

No definition available.

+ Details

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- Definition

For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14172-108612

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