Deferred Policy Acquisition Costs (Deferred Amortized Policy Acquisition Costs) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Document and Entity Information [Abstract]
Deferred	$ (15,981)	$ (11,676)
Amortized	13,388	6,742
Net	$ (2,593)	$ (4,934)