Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance					$ 98
Other comprehensive income (loss)	1		(35)		(23)		(10)
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	75				75
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance	74	[1]	132	[1]	98	[1]	107	[1]
Other comprehensive income before reclassifications	1	[1]	(35)	[1]	(23)	[1]	(10)	[1]
Amount reclassified from accumulated other comprehensive income		[1],[2]		[1],[2]		[1],[2]		[1],[2]
Other comprehensive income (loss)	1	[1]	(35)	[1]	(23)	[1]	(10)	[1]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance	$ 75	[1]	$ 97	[1]	$ 75	[1]	$ 97	[1]

[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 six months ended June 30, 2014 and 2013.