Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax liabilities:
Deferred policy acquisition costs	$ (6,717)	$ (7,128)
Net unrealized holding gain on investments	(7,395)	(5,339)
Agency relationship	(56)	(66)
Intangible assets	(4,623)	(5,118)
Goodwill	(559)	(519)
Fixed assets	(1,106)	(861)
Other	(435)	(367)
Total deferred tax liabilities	(20,891)	(19,398)
Deferred tax assets:
Unearned premiums	11,184	10,592
Amortization of non-compete agreements	238	298
Pension liability	1,436	1,385
Net operating loss carry-forward	319	426
Unpaid loss and loss adjustment expense	6,208	6,920
Rent reserve	247	297
Bond amortization	434	421
Bonus accrual	291	759
Investment impairments	1,419	1,120
Other	480	540
Total deferred tax assets	22,256	22,758
Deferred federal income taxes, net	$ 1,365	$ 3,360