Accrued Liabilities (Details) (USD $)	Jun. 30, 2013		Dec. 31, 2012
Payables and Accruals [Abstract]
Employee compensation	$ 47,094,000		$ 34,513,000
Participations and residuals	45,126,000		46,201,000
Contingent consideration(1)	95,500,000	[1]	0	[1]
Deferred rent	5,976,000		6,063,000
Other accrued liabilities	34,010,000		37,109,000
Total accrued liabilities	227,706,000		123,886,000
Accrued participation and residual costs estimated to pay over the next 12 months	$ 22,800,000

[1] As of June 30, 2013, represents the Company's estimate of the amount of contingent consideration payable in connection with the acquisition of ATV. See Note 3 for further information.