Accumulated Other Comprehensive Income (Loss) Components of Changes in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI, Debt Securities, Available-for-sale without Allowance for Credit Loss, Cumulative Gain (Loss), after Tax	$ 1,088	$ 138	$ 822	$ (545)
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	465	172	340	(41)
Accumulated other comprehensive income (loss)	1,553	310	$ 1,162	$ (586)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	667	858
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	276	(38)
Change in unrealized loss on investments	266	683
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	125	213
Other Comprehensive Income (Loss), Net of Tax	391	896
Available-for-sale debt securities:
Accumulated Other Comprehensive Income (Loss) [Line Items]
OCI, before Reclassifications, Net of Tax, Attributable to Parent	351	655
Reclassification adjustment	85	(28)
Cash flow hedges:
Accumulated Other Comprehensive Income (Loss) [Line Items]
OCI, before Reclassifications, Net of Tax, Attributable to Parent	316	203
Reclassification adjustment	$ 191	$ (10)