Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized Tax Benefits, Beginning Balance	$ 1,919	$ 1,372	$ 636
Additions for tax positions taken in prior years	43	1,019	736
Reductions for tax positions taken in prior years	(666)
Reductions for lapse of applicable statutes	(353)	(472)
Unrecognized Tax Benefits, Ending Balance	943	1,919	1,372
Continuing Operations
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized Tax Benefits, Beginning Balance	1,283	736	0
Additions for tax positions taken in prior years	43	1,019	736
Reductions for tax positions taken in prior years	(666)
Reductions for lapse of applicable statutes	(353)	(472)
Unrecognized Tax Benefits, Ending Balance	307	1,283	736
Discontinued Operations
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized Tax Benefits, Beginning Balance	636	636	636
Additions for tax positions taken in prior years	0	0	0
Reductions for tax positions taken in prior years	0
Reductions for lapse of applicable statutes	0	0
Unrecognized Tax Benefits, Ending Balance	$ 636	$ 636	$ 636