Deferred Policy Acquisition Costs (Deferred Amortized Policy Acquisition Costs) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Document and Entity Information [Abstract]
Deferred	$ (34,995)	$ (12,011)	$ (53,243)	$ (45,281)
Amortized	34,715	11,084	51,211	41,427
Net	$ (280)	$ (927)	$ (2,032)	$ (3,854)