Statutory Accounting Practices Disclosure - Assessments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Expected Recoveries of Assessments [Roll Forward]
Expected Recoveries of Assessments 1	$ 0	$ 0	$ 7	$ 1,646
Assessments Expensed	226	72	31
Assessments Recovered	1	(2)	(1,528)
Assessments Not Recoverable 1	$ 227	$ 77	$ 142