Provision for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Other than U.S.:
Current	$ 85,474		$ 39,352		$ 55,309
Deferred	1,650		1,830		5,252
Total provision for income taxes	$ 87,124	[1]	$ 41,182	[1]	$ 60,561	[1]

[1] We have no income tax provision applicable to U.S. federal, state or local jurisdictions.