Unpaid Loss and Loss Adjustment Expenses Property and Casualty (tables) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015	Dec. 31, 2014
Liability for Claims and Claims Adjustment Expense [Line Items]
Property and casualty	$ 52,870	$ 59,522	$ 55,471
Balance at end of period, gross	52,870	59,522
Property, Liability and Casualty Insurance Product Line [Member]
Liability for Claims and Claims Adjustment Expense [Line Items]
Property and casualty			55,471	$ 63,895
Less reinsurance recoverable related to property and casualty unpaid loss and loss adjustment expenses	1,029	2,706
Balance at beginning of period, net	51,841	56,816
Current year	22,039	20,472
Prior years	(91)	76
Current year	7,036	7,532
Prior years	17,517	16,740
Balance at end of period, net	51,841	56,816	54,264	60,692
Plus reinsurance recoverable related to property and casualty unpaid loss and loss adjustment expenses	$ 1,029	$ 2,706	$ 1,207	$ 3,203