Restructuring Accrual Activity (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended							12 Months Ended
	Dec. 31, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Beginning balance			$ 72,867				$ 49,127	$ 72,867	$ 49,127
Non-cash reversals of stock-based compensation expense									(3,429)
Other non-cash charges								547	109,896
Changes in estimates and reversals of previous charges								(24,940)	(37,705)
Restructuring charges (reversals), net	8,000	4,000	(7,000)	77,000	25,000	129,000	6,000	3,766	236,170	24,420
Cash paid								(46,006)	(103,071)
Non-cash reversals of stock-based compensation expense									3,429
Other non-cash charges								(547)	(109,537)
Foreign currency								16	(3,251)
Ending balance	30,096			72,867				30,096	72,867	49,127
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								12,337	139,623
Ending balance	5,000							5,000
Non-Cancelable Lease, Contract Termination, And Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								15,822	27,785
Restructuring Plans Prior to 2012
Restructuring Cost and Reserve [Line Items]
Beginning balance			27,716				49,127	27,716	49,127
Other non-cash charges										990
Changes in estimates and reversals of previous charges								(1,000)	(5,085)	(12,000)
Restructuring charges (reversals), net								13,435	9,631	24,420
Cash paid								(19,082)	(30,746)
Other non-cash charges									(232)
Foreign currency								280	(64)
Ending balance	22,349			27,716				22,349	27,716	49,127
Restructuring Plans Prior to 2012 | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								28	5,924
Restructuring Plans Prior to 2012 | Non-Cancelable Lease, Contract Termination, And Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								14,407	8,792
Q2'12 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Beginning balance			35,049					35,049
Non-cash reversals of stock-based compensation expense									(3,429)
Other non-cash charges									40,462
Changes in estimates and reversals of previous charges								(22,123)	(32,620)
Restructuring charges (reversals), net								(15,237)	143,111
Cash paid								(16,829)	(68,018)
Non-cash reversals of stock-based compensation expense									3,429
Other non-cash charges									(40,148)
Foreign currency								(218)	(3,325)
Ending balance	2,765			35,049				2,765	35,049
Q2'12 Restructuring Plan | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								6,722	128,701
Q2'12 Restructuring Plan | Non-Cancelable Lease, Contract Termination, And Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								164	9,997
Q4'12 Korea Business Closure
Restructuring Cost and Reserve [Line Items]
Beginning balance			10,102					10,102
Other non-cash charges								547	69,434
Changes in estimates and reversals of previous charges								(1,817)
Restructuring charges (reversals), net								424	83,428
Cash paid								(9,471)	(4,307)
Other non-cash charges								(547)	(69,157)
Foreign currency								(171)	138
Ending balance	337			10,102				337	10,102
Q4'12 Korea Business Closure | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								443	4,998
Q4'12 Korea Business Closure | Non-Cancelable Lease, Contract Termination, And Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								1,251	8,996
Q4'13 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								5,144
Cash paid								(624)
Foreign currency								125
Ending balance	4,645							4,645
Q4'13 Restructuring Plan | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (reversals), net								$ 5,144