Commitments and Contingencies (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Commitments and Contingencies [Abstract]
Operating leases, rent expense, net	$ 2,500,000	$ 2,200,000	$ 2,300,000
Guaranty association assessments	100,000	$ 0
Contingent liability premium taxes	2,500,000
Contingent liability penalties and interest	$ 700,000