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Income Taxes Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Income before income tax expense	$ 7,418	$ 6,503	$ 5,977	$ 4,601	$ 2,536	$ 6,765	$ 3,867	$ 4,486	$ 24,499	$ 17,654
Income tax reconciliation, tax expense at statutory federal rate of 21% applied to income before income tax expense, respectively									5,145	3,707
Income tax reconciliation, state income tax, net of federal effect									1,321	803
Income tax reconciliation, tax exempt security and loan income, net of TEFRA adjustments									(635)	(847)
Income tax reconciliation, bank-owned life insurance									(252)	(250)
Income tax reconciliation, tax credits, net									(4,503)	(2,157)
Income tax reconciliation, other adjustments									99	95
Total income tax expense	$ 1,650	$ 1,418	$ (595)	$ (1,298)	$ (1,528)	$ 1,464	$ 578	$ 837	$ 1,175	$ 1,351
Effective tax rate									4.80%	7.65%

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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