Accumulated Other Comprehensive Income (Loss) Activity, Net of Tax (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 27, 2014	Jun. 28, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at December 28, 2013				$ 272
Other comprehensive income activity before reclassifications				(46)
Reclassifications from Accumulated other comprehensive income to net loss	1	(1)
Other Comprehensive income activity after reclassification	(55)		65	(46)	47
Balance at September 27, 2014	226			226
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at December 28, 2013				264
Other comprehensive income activity before reclassifications				(47)
Reclassifications from Accumulated other comprehensive income to net loss	1
Other Comprehensive income activity after reclassification				(46)
Balance at September 27, 2014	218			218
Other
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at December 28, 2013				8
Other comprehensive income activity before reclassifications				1
Reclassifications from Accumulated other comprehensive income to net loss		(1)
Other Comprehensive income activity after reclassification				0
Balance at September 27, 2014	$ 8			$ 8