Accumulated Other Comprehensive Loss (Details 1) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2019	Mar. 31, 2018
Unrealized gains on available-for-sale securities
Federal income tax expense		$ (396)	$ (241)
NET INCOME		$ 2,105	1,537
Reclassification out of Accumulated Other Comprehensive Income (Loss) | Accumulated Net Unrealized Investment Gain (Loss)
Unrealized gains on available-for-sale securities
Investment securities available-for-sale gains, net	[1]		20
Federal income tax expense	[1]		(4)
NET INCOME	[1]		$ 16

[1] Amounts in parentheses indicate debits to net income.