Other Assets (Details) - USD ($) $ in Thousands		Dec. 31, 2015	Dec. 31, 2014
Other Assets, Noncurrent [Abstract]
Deferred income taxes—noncurrent	[1]	$ 76,025	$ 62,440
Assets related to unrecognized tax benefits	[1]	50,875	22,100
Long-term advances to joint ventures	[2]	31,780	34,084
Deferred financing costs	[3]	19,605	23,583
Other		38,713	18,749
Total		$ 216,998	$ 160,956

[1] See Note 1, “Summary of Significant Accounting Policies” and Note 20, “Income Taxes.”

[2] See Note 10, “Investments.”

[3] See Note 14, “Long-Term Debt.”