Other Assets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013
Other Assets, Noncurrent [Abstract]
Deferred income taxes-noncurrent	$ 62,440	[1]	$ 65,667	[1]
Assets related to unrecognized tax benefits	22,100	[1]	25,730	[1]
Long-term advances to joint ventures	34,084	[2]	25,124	[2]
Deferred financing costs	23,583	[3]	4,150	[3]
Other	18,749		39,558
Total	$ 160,956		$ 160,229

[1] See Note 19, “Income Taxes.”

[2] See Note 9, “Investments.”

[3] See Note 13, “Long-Term Debt.”