Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), beginning of period				$ (9)
Other comprehensive income (loss), net of tax		$ (23)	$ 5	66	$ 28
Accumulated other comprehensive income (loss), end of period		57		57
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), beginning of period	[1]	80	74	(9)	51
Other comprehensive gain (loss) before reclassifications	[1]	(23)	5	66	16
Amount reclassified from accumulated other comprehensive income	[1],[2]				12
Other comprehensive income (loss), net of tax	[1]	(23)	5	66	28
Accumulated other comprehensive income (loss), end of period	[1]	$ 57	$ 79	$ 57	$ 79

[1] All amounts are net of tax. Amounts in parentheses indicate a reduction of other comprehensive income.

[2] There were no amounts reclassified out of other comprehensive income for the three and nine months ended September 30, 2016. There was $12 reclassified out of other comprehensive income for the nine months ended September 30, 2015 due to an early redemption on a municipal security.