Income Taxes - Other Information (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 30, 2018	Dec. 31, 2017	Dec. 30, 2018	Dec. 31, 2017	Dec. 25, 2016
Income Tax Disclosure [Abstract]
Tax Act, additional income tax expense		$ 68,700		$ 68,700
Accrued income taxes	$ 3,700	25,400	$ 3,700	25,400
Income tax benefits related to exercise or vesting of equity awards			4,800	13,700	$ 8,600
AOCI deferred tax assets	194,000	196,000	194,000	196,000
Increase/(decrease) in uncertain tax positions			2,288	(2,277)	(4,534)
Total amount of unrecognized tax benefit	10,000	7,000	10,000	7,000
Total amount of accrued interest and penalties	3,000	$ 2,000	3,000	2,000
Net benefit of accrued interest and penalties			700	$ 100	$ 900
Total amount of unrecognized tax benefit which may be recognized in the next twelve months that would impact the effective tax rate	3,000		$ 3,000
Tax Cuts and Jobs Act of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit)	$ 1,900