Income Taxes (Provision For) Benefit from Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Deferred:
Deferred tax benefit (provision)		$ 119,330	$ 14,213	$ (89,026)
Income tax benefit (provision)	$ 121,649	93,010	(72,066)	(94,149)
Continuing Operations [Member]
Current:
U.S. Federal		(13,092)	(75,167)	(12,414)
State		(4,055)	(5,805)	3,346
Foreign		(9,173)	(5,307)	(10,778)
Current tax provision		(26,320)	(86,279)	(19,846)
Deferred:
U.S. Federal		127,592	7,975	(53,916)
State		(7,729)	6,733	(21,375)
Foreign		(533)	(495)	988
Deferred tax benefit (provision)		119,330	14,213	(74,303)
Income tax benefit (provision)		$ 93,010	$ (72,066)	$ (94,149)