Income Tax (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Current income tax provision:
Federal	$ 2,236us-gaap_CurrentFederalTaxExpenseBenefit	$ 1,246us-gaap_CurrentFederalTaxExpenseBenefit	$ 1,600us-gaap_CurrentFederalTaxExpenseBenefit
State	763	450	535
Total current	2,999us-gaap_CurrentIncomeTaxExpenseBenefit	1,696us-gaap_CurrentIncomeTaxExpenseBenefit	2,135us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred income tax provision (benefit):
Federal	(113)	(132)	330
State	20	99	70
Total deferred	(93)us-gaap_DeferredIncomeTaxExpenseBenefit	(33)us-gaap_DeferredIncomeTaxExpenseBenefit	400us-gaap_DeferredIncomeTaxExpenseBenefit
Total provision for income taxes	$ 2,906us-gaap_IncomeTaxExpenseBenefit	$ 1,663us-gaap_IncomeTaxExpenseBenefit	$ 2,535us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.