Basis of Accounting and Consolidation (AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Total accumulated other comprehensive income, net of tax	$ 5,209	$ 8,360
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Net unrealized gains on securities available-for-sale	7,366	11,825
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	30	50
Unrealized gain (loss) on available-for-sale securities, tax benefit	(2,127)	(3,415)
Total unrealized gain (loss) on available for sale securities, net of tax	$ 5,209	$ 8,360