Changes in Accumulated Other Comprehensive Income by Component (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012	Jun. 30, 2013		Jun. 30, 2012
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income — December 31, 2012				$ 127	[1]
Other comprehensive income before reclassifications				(72)	[1]
Amounts reclassified from accumulated other comprehensive income				(11)	[1],[2],[3]
Net current period change in other comprehensive income	(106)		(17)	(83)	[1]	(190)
Accumulated other comprehensive income — June 30, 2013	$ 44	[1]		$ 44	[1]

[1] All amounts are net of tax.

[2] Realized gains and losses are recorded pre-tax in the other income - investment and interest caption on our consolidated statements of comprehensive income.

[3] For the six months ended June 30, 2013, the Company recorded $16,000 of realized gains from the sale of available for sale securities. Refer to Note 4 herein for further information.