Investment Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Available-for-sale securities, Amortized cost	$ 4,609	$ 4,698
Available-for-sale securities, Gross unrealized gains	12	9
Available-for-sale securities, Gross unrealized losses	(56)	(126)
Available-for-sale securities, Fair Value	4,565	4,581
U.S. Government agency securities [Member]
Available-for-sale securities, Amortized cost	2,349	2,349
Available-for-sale securities, Gross unrealized gains	0	0
Available-for-sale securities, Gross unrealized losses	(37)	(72)
Available-for-sale securities, Fair Value	2,312	2,277
Government Sponsored Enterprises residential mortgage-backed securities [Member]
Available-for-sale securities, Amortized cost	2,260	2,349
Available-for-sale securities, Gross unrealized gains	12	9
Available-for-sale securities, Gross unrealized losses	(19)	(54)
Available-for-sale securities, Fair Value	$ 2,253	$ 2,304

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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