Income Taxes - Additional Information (Detail) (USD $)			3 Months Ended
	Mar. 31, 2014	Sep. 13, 2013	Mar. 31, 2014 Foreign Tax Authority	Mar. 31, 2014 Domestic Tax Authority
Income Tax Contingency
Increase noncurrent deferred tax liabilities		$ 1,334,000
Estimated unrecognized tax benefits, decrease as a result of tax position taken in prior years	7,365,000
Expiration date of statute of limitations			2009	2010
Unrecognized tax benefits that would impact effective tax rate	$ 7,449,000