Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Current Federal Tax Expense (Benefit)	$ 10,143	$ 21,633	$ 11,413
Deferred Federal Income Tax Expense (Benefit)	2,103	(996)	1,026
Federal Income Tax Expense (Benefit), Continuing Operations	12,246	20,637	12,439
Current State and Local Tax Expense (Benefit)	2,054	2,945	1,581
Deferred State and Local Income Tax Expense (Benefit)	202	(185)	125
State and Local Income Tax Expense (Benefit), Continuing Operations	2,256	2,760	1,706
Income Tax Expense (Benefit)	14,502	23,397	$ 14,145
Deferred tax assets:
Deferred Tax Asset, Unearned Premiums	18,182	13,483
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Policyholder Liabilities	936	671
Deferred Tax Asset, Bad Debt Expense	51	13
Deferred Tax Asset, Other-than-temporary-impairment	28	56
Deferred Tax Assets, Other	432	651
Deferred Tax Assets, Gross	19,629	14,874
Deferred tax liabilities:
Deferred Tax Liability, Unrealized Gain	(1,019)	(2,526)
Deferred Tax Liabilities, Deferred Expense, Deferred Policy Acquisition Cost	(18,976)	(12,128)
Deferred Tax Liabilities, Intangible Assets	(1,974)	0
Deferred Tax Liabilities, Other	(433)	(772)
Deferred Tax Liabilities, Gross	22,653	15,869
Deferred Tax Liabilities, Property, Plant and Equipment	(251)	(443)
Deferred Tax Assets, Net	$ 3,024	$ 995