Income Taxes - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Tax [Line Items]
Withholding taxes related to current year's earnings distributions from various foreign operations	$ 3,500,000		$ 2,700,000
Withholding taxes related to current and future years' earnings distributions from various foreign operations	600,000	800,000	900,000
Undistributed earnings of foreign subsidiaries	376,800,000
Income tax holiday expiration dates	2014 through 2028
Decrease in the amount of the provision for income taxes due to tax holidays	4,686,000	6,450,000	7,532,000
Decrease in the amount per diluted share of the provision for income taxes due to tax holidays	$ 0.11	$ 0.15	$ 0.17
Income tax loss carryforwards, total	344,100,000
Unrecognized tax benefits that would impact effective tax rate	15,000,000	16,900,000
Unrecognized tax benefits	14,991,000	16,897,000	17,136,000	21,036,000
Decrease in unrecognized tax benefits	1,900,000
Accrued interest and penalties related to unrecognized tax benefits	10,500,000	10,100,000
Interest and penalties recognized in the accompanying Consolidated Statement of Operations	(400,000)	(100,000)	0
Amount of mandatory security deposit paid related to Notice of Objection	17,300,000	15,000,000
Statutory Penalties [Member]
Income Tax [Line Items]
Accrued interest and penalties related to unrecognized tax benefits	3,800,000	3,700,000
Foreign Operations [Member]
Income Tax [Line Items]
Income tax loss carryforwards, total	160,100,000
Operating loss carryforwards not recognized	146.2
Foreign Operations [Member] | Varying Expiration Dates [Member]
Income Tax [Line Items]
Tax credit carryforward expiration date	Dec. 31, 2022
Net operating loss carryforwards, related to foreign operations, with varying expiration dates	24,700,000
Foreign Operations [Member] | Indefinite Expiration Date [Member]
Income Tax [Line Items]
Net operating loss carryforwards have an indefinite expiration date, respect to foreign operations	135,400,000
U.S. Federal [Member]
Income Tax [Line Items]
Income tax loss carryforwards, total	8,900,000
Tax credits	13,100,000
Tax credit carryforward expiration date	Dec. 31, 2034
U.S. State Operations [Member]
Income Tax [Line Items]
Income tax loss carryforwards, total	175,100,000
Benefit recognized from operating loss carryforward	0
Operating loss carryforwards not recognized	$ 175.1