Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Income (loss) from continuing operations before income taxes, equity in non-consolidated affiliates and noncontrolling interest	$ (17,416)	$ 15,109	$ (137,850)
Statutory income tax rate	26.50%	26.50%	26.50%
Tax expense (benefit) using statutory income tax rate	$ (4,615)	$ 4,004	$ (36,530)
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	3,524	1,459	1,060
Non-deductible stock-based compensation	3,354	1,982	24,357
Other non-deductible expense	(2,102)	2,151	942
Change to valuation allowance on items affecting taxable income	5,468	2,003	6,952
Effect of the difference in federal and statutory rates	1,906	2,222	(15)
Noncontrolling interests	(2,399)	(1,826)	(1,712)
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount	528	427	579
Income tax provision (benefit)	$ 5,664	$ 12,422	$ (4,367)
Effective income tax rate	(32.50%)	82.20%	(3.20%)