Schedule V (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Valuation provision
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		$ 304	$ 376	$ 372
Additions Charged to Costs and Expenses		4,004	4,086	5,784
Additions Charge to Other Accounts – Describe		0	0	0
Deductions – Describe	[1]	(4,047)	(4,158)	(5,780)
Balance at End of Period		261	304	376
Reserves for claims
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		31,729	34,801	35,305
Additions Charged to Costs and Expenses		3,532	(332)	3,311
Additions Charge to Other Accounts – Describe		0	0	0
Deductions – Describe	[2]	(3,928)	(2,740)	(3,815)
Balance at End of Period		$ 31,333	$ 31,729	$ 34,801

[1] Canceled premiums

[2] Payments of claims, net of recoveries