Accumulated Other Comprehensive Income Schedule of Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income and (Loss), Before Tax	$ 4,575		$ 4,575		$ 150
Change in net unrealized gain on investments	(1,249)	365	4,401	(4,011)
Reclassification adjustment for net realized investment (gains) losses	69	38	24	199
Accumulated Other Comprehensive Income (Loss), Tax (Expense) Benefit	(1,768)		(1,768)		(58)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax			1,701
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax			(9)
Accumulated other comprehensive income	2,807		2,807		92
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax			2,700
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax			$ 15