Income Taxes - Components of Income Tax Expense (Benefit) from Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 29, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 28, 2014
Income Tax Disclosure [Abstract]
Current U.S. federal									$ 273,205	$ 138,871	$ 381,884
Current State and local									35,057	16,677	77,783
Current Sub-total									308,262	155,548	459,667
Deferred U.S. federal									32,783	(110,390)	(131,854)
Deferred State and local									6,157	(19,240)	(43,547)
Deferred Sub-total									38,940	(129,630)	(175,401)
Income Tax Expense (Benefit)	$ 43,280	$ 73,871	$ 214,856	$ 15,195	$ (13,829)	$ 14,510	$ 2,624	$ 22,613	$ 347,202	$ 25,918	$ 284,266