Income Taxes - Income before Taxes and Components of Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract]
Domestic	$ 13,295	$ 9,615
Foreign	(2,744)	(1,386)
Total	10,551	8,229
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current, U.S. Federal	(3,386)	(2,750)
Current, U.S. State	(344)	(173)
Current, Non-U.S.	0	(109)
Total current	(3,730)	(3,032)
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred, U.S. Federal	(220)	379
Deferred U.S. State	(10)	27
Deferred foreign	470	401
Deferred provision before change in valuation allowance	240	807
Change in valuation allowance	(285)	(408)
Total deferred	(45)	399
(Provision) for income taxes	$ (3,775)	$ (2,633)