SCHEDULE VI SUPPLEMENTAL INFORMATION CONCERNING PROPERTY/CASUALTY INSURANCE OPERATIONS (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Supplemental Information for Property, Casualty Insurance Underwriters [Line Items]
Deferred Policy Acquisition Costs		$ 1,172	$ 1,443	$ 2,263
Reserves for Unpaid Claims and Claim Adjustment Expenses		576,330	513,596	506,102
Discount if any Deducted in Column C	[1]	0	2,110	3,129
Unearned Premiums		21,694	25,291	35,019
Earned Premiums		276,011	263,335	261,627
Net Investment Income		14,483	12,498	9,055
Claims and Claim Adjustment Expenses Incurred Related to Current Year		172,645	165,812	169,950
Claims and Claim Adjustment Expenses Incurred Related to Prior Years		13,836	(10,062)	(10,354)
Amortization of Deferred Policy Acquisition Costs		51,597	50,270	48,872
Paid Claims and Claim Adjustment Expenses		163,467	149,580	152,101
Net Premiums Written		$ 271,752	$ 254,653	$ 262,171
Loss reserve discounted present value cash flow pretax interest rate utilized			3.50%	3.50%

[1] (A) Loss reserves on certain reinsurance assumed and permanent total disability workers' compensation claims have been disco unted to present value using pretax interest rates not exceeding 3.5% through 2015.