Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Deferred tax liabilities:
Deferred policy acquisition costs	$ (3,001)	$ (3,361)
Net unrealized holding gain on investments	(1,087)	(4,688)
Agency relationship	(22)	(28)
Intangible assets	(2,179)	(2,476)
Goodwill	(357)	(357)
Bond amortization	(72)	(111)
Fixed assets	(992)	(860)
Other	(279)	(303)
Total deferred tax liabilities	(7,989)	(12,184)
Deferred tax assets:
Unearned premiums	6,931	6,901
Amortization of non-compete agreements	71	107
Pension liability	867	746
Net operating loss carry-forward	93	200
Unpaid loss and loss adjustment expense	2,505	3,422
Rent reserve	54	158
Bonus accrual	632	302
Investment impairments	1,446	1,956
Other	373	329
Total deferred tax assets	12,972	14,121
Deferred federal income taxes, net	$ 4,983	$ 1,937