Securities - Available-for-sale Securities in Continuous Loss Position (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, fair value, less than 12 months	$ 49,003	$ 19,836
Available-for-sale, gross unrealized losses, less than 12 months	(748)	(253)
Available-for-sale, fair value, 12 months or greater	8,515	27,449
Available-for-sale, gross unrealized losses, 12 months or greater	(305)	(281)
Securities available for sale	57,518	47,285
Available-for-sale, gross unrealized losses, total	(1,053)	(534)
U.S. Government-sponsored enterprises (GSEs) [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, fair value, less than 12 months	696	2,972
Available-for-sale, gross unrealized losses, less than 12 months	(63)	(43)
Available-for-sale, fair value, 12 months or greater	0	5,987
Available-for-sale, gross unrealized losses, 12 months or greater	0	(13)
Securities available for sale	696	8,959
Available-for-sale, gross unrealized losses, total	(63)	(56)
Municipal securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, fair value, less than 12 months	16,370	3,656
Available-for-sale, gross unrealized losses, less than 12 months	(250)	(16)
Available-for-sale, fair value, 12 months or greater	527	527
Available-for-sale, gross unrealized losses, 12 months or greater	(2)	(3)
Securities available for sale	16,897	4,183
Available-for-sale, gross unrealized losses, total	(252)	(19)
Other debt securities [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, fair value, less than 12 months	1,970	0
Available-for-sale, gross unrealized losses, less than 12 months	(10)	0
Available-for-sale, fair value, 12 months or greater	863	947
Available-for-sale, gross unrealized losses, 12 months or greater	(118)	(33)
Securities available for sale	2,833	947
Available-for-sale, gross unrealized losses, total	(128)	(33)
Mortgage-backed securities (GSEs) [Member]
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, fair value, less than 12 months	29,967	13,208
Available-for-sale, gross unrealized losses, less than 12 months	(425)	(194)
Available-for-sale, fair value, 12 months or greater	7,125	19,988
Available-for-sale, gross unrealized losses, 12 months or greater	(185)	(232)
Securities available for sale	37,092	33,196
Available-for-sale, gross unrealized losses, total	$ (610)	$ (426)

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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