Income Taxes - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 01, 2012
Income Taxes [Line Items]
Reduction in current income tax payable attributable to stock-based compensation	$ 69,000,000	$ 52,000,000	$ 64,000,000
Valuation allowance	50,748,000	32,942,000
Valuation allowance increase (decrease)	18,000,000
Undistributed earnings of certain foreign subsidiaries	916,000,000
Effective interest rate of federal statutory income tax rate	35.00%	35.00%	35.00%
Unrecognized tax benefits	110,561,000	109,712,000	102,305,000	81,682,000
Unrecognized tax benefits that would impact effective tax rate	86,000,000	85,000,000
Uncertain tax positions, interest and penalties	6,000,000	15,000,000
Interest (benefit) expense, net of federal benefit and penalties	(8,327,000)	(2,733,000)	1,305,000
Income taxes examination statute of limitations expiration date	Jul. 01, 2014
Previously unrecognized tax benefits, including interest, that were recognized in continuing operations	23,709,000	4,134,000	5,061,000
Federal
Income Taxes [Line Items]
Net operating loss carryforwards	5,000,000
Previously unrecognized tax benefits, including interest, that were recognized in continuing operations	25,600,000
State and Local
Income Taxes [Line Items]
Net operating loss carryforwards	13,000,000
Foreign
Income Taxes [Line Items]
Net operating loss carryforwards	185,000,000
Indefinite foreign net operating loss carryforwards	134,000,000
Foreign net operating loss carryforwards subject to expiration	$ 51,000,000
Foreign | Minimum
Income Taxes [Line Items]
Net operating loss carryforwards expiration dates	2016
Foreign | Maximum
Income Taxes [Line Items]
Net operating loss carryforwards expiration dates	2034
Federal and State | Minimum
Income Taxes [Line Items]
Net operating loss carryforwards expiration dates	2015
Federal and State | Maximum
Income Taxes [Line Items]
Net operating loss carryforwards expiration dates	2033