Income Taxes - Schedule of Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Federal and state net operating loss carryforwards	$ 116,227	$ 109,020
Foreign net operating loss carryforwards	11,354	12,506
FCC licenses	6,396	6,291
Allowance for doubtful accounts	1,017	1,133
Unearned revenue	373	333
AMT credit	1,248	1,120
Derivatives and hedging instruments	7	254
Property and equipment	3,253	2,056
Accrued foreign withholding	2,238	2,136
Straight-line expense adjustments		31
Accrued restructuring		11
Production costs	11,123	11,535
Stock-based compensation	345	1,649
Intercompany expenses	4,830	3,624
Accrued Vacation/Bonus/Payroll	950	1,067
Other	1,676	1,620
Total gross deferred tax assets	161,037	154,386
Less valuation allowance	(158,081)	(151,273)
Net deferred tax assets	2,956	3,113
Deferred tax liabilities:
FCC licenses and goodwill	108,327	100,421
Total gross deferred tax liabilities	108,327	100,421
Net deferred tax liability	$ 105,371	$ 97,308