Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019
Numerator [Abstract]
Net income (loss)	$ (7,915)	$ (1,027)	$ (3,584)	$ 2,046	$ (4,565)	$ (3,802)	$ (12,526)	$ (6,321)
Denominator [Abstract]
Statutory Accounting Practices, Risk Based Capital Requirements Compliance Assertion							All insurance subsidiaries exceeded the minimum capital requirements
Common Stock Class A [Member]
Numerator [Abstract]
Net Income (Loss) Available to Common Stockholders, Basic	(7,836)			2,026			$ (12,401)	(6,257)
Net Income (Loss) Available to Common Stockholders, Diluted	$ (7,836)			$ 2,026			$ (12,401)	$ (6,257)
Denominator [Abstract]
Weighted Average Number of Shares Outstanding, Basic	49,437			49,229			49,365	49,229
Weighted Average Number of Shares Outstanding, Diluted	49,832			49,327			49,760	49,327
Basic and diluted earnings (loss) per share (in dollars per share)	$ (0.16)			$ 0.04			$ (0.25)	$ (0.13)
Common Stock Class B [Member]
Numerator [Abstract]
Net Income (Loss) Available to Common Stockholders, Basic	$ (79)			$ 20			$ (125)	$ (64)
Net Income (Loss) Available to Common Stockholders, Diluted	$ (79)			$ 20			$ (125)	$ (64)
Denominator [Abstract]
Weighted Average Shares Outstanding, Basic and Diluted	1,002			1,002			1,002	1,002
Basic and diluted earnings (loss) per share (in dollars per share)	$ (0.07)			$ 0.02			$ (0.12)	$ (0.06)