Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes [Line Items]
Effective tax rate for the year	35.70%	36.40%	33.50%
Net operating loss carryforwards	$ 4,715	$ 5,050
Valuation allowance	3,664	4,326
Foreign net operating tax loss carryforwards	14,200
Temporary difference in deferred tax liability	16,400
Unrecognized tax benefits that would impact effective tax rate	200	500	$ 800
Amount of accrued interest expense included as a liability within the Company's Condensed Consolidated Statements of Financial Position			100
Unrecognized tax benefits	151	483	$ 840	$ 910
Maximum [Member]
Income Taxes [Line Items]
Amount of accrued interest expense included as a liability within the Company's Condensed Consolidated Statements of Financial Position	$ 100	$ 100