Accumulated Other Comprehensive Income Reclassification Out Of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net realized gain (loss) on investments	$ 186	$ 423	$ 327	$ 1,199
Income (loss) before income taxes	(18,857)	(10,019)	(28,250)	(25,252)
Tax	3,556	2,067	5,465	5,174
Net Income	(15,301)	(7,952)	(22,785)	(20,078)
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net Income	0	$ 0	(348)	$ 0
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gains and Losses on Available-For-Sale Securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net realized gain (loss) on investments	0		30
Other-than-temporary impairments	0		(482)
Income (loss) before income taxes	0		(452)
Tax	0		104
Net Income	$ 0		$ (348)