Debt and Other Obligations - Additional Information (Detail) - USD ($)						4 Months Ended	9 Months Ended
	Nov. 29, 2017	Sep. 28, 2016	Apr. 21, 2015	Aug. 07, 2014	Apr. 03, 2012	Apr. 22, 2017	Oct. 06, 2018	Dec. 30, 2017	Jul. 17, 2013
Debt Instrument [Line Items]
Bank overdraft							$ 9,445,000	$ 5,699,000
Debt instrument face amount							808,750,000	812,500,000
Selling, Distribution, and Administrative Expense
Debt Instrument [Line Items]
Gain on lease contract termination						$ 1,200,000
Depreciation and Amortization
Debt Instrument [Line Items]
Recognized lease termination costs						$ 1,800,000
2026 Notes
Debt Instrument [Line Items]
Debt instrument face amount		$ 400,000,000					$ 400,000,000	400,000,000
Notes due year							Oct. 01, 2026
Price to redeem notes as a percentage of principal		100.00%
Variable interest rate		0.30%
Change of control triggering event price to redeem notes as a percentage of principal							101.00%
Payments Of Financing Costs		$ 3,600,000
Balance of unamortized financing costs							$ 5,742,000
Debt discount							2,108,000
2022 Notes
Debt Instrument [Line Items]
Debt instrument face amount					$ 400,000,000		$ 400,000,000	400,000,000
Notes due year							Apr. 01, 2022
Price to redeem notes as a percentage of principal					100.00%
Variable interest rate					0.35%
Change of control triggering event price to redeem notes as a percentage of principal							101.00%
Payments Of Financing Costs							$ 3,900,000
Debt discount							1,000,000
Standby Letters Of Credit
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							8,300,000	8,700,000
Accounts Receivable Securitization Facility
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							$ 0	0
Line of credit facility, maximum borrowing capacity				$ 200,000,000					$ 150,000,000
Line of credit extended term				1 year
Line of credit facility, expiration date							Sep. 27, 2020
Debt instrument covenant compliance							As of October 6, 2018 and December 30, 2017, respectively, the company was in compliance with all restrictive covenants under the facility
Line of credit facility, amount available							$ 194,200,000
Basis spread on variable rate							0.85%
Unused borrowing fee							0.30%
Balance of unamortized financing costs							$ 200,000	200,000
Unsecured Credit Facility
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period								0
Line of credit facility, maximum borrowing capacity	$ 700,000,000						$ 500,000,000
Line of credit facility, expiration date							Nov. 29, 2022
Line of credit facility, amount available							$ 491,700,000
Balance of unamortized financing costs							$ 1,300,000	$ 1,600,000
Covenant, maximum leverage ratio	4.00
Minimum leverage ratio on covenant holiday	3.75
Line of credit facility, expiration period							5 years
Line of credit facility, amount available	$ 500,000,000
Line of credit facility, additional borrowing capacity	$ 200,000,000
Unsecured Credit Facility | Maximum
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							$ 1,000,000
Unsecured Credit Facility | Base Rate | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	0.00%		0.00%
Unsecured Credit Facility | Base Rate | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	0.75%		0.575%
Unsecured Credit Facility | Eurodollar | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	0.70%		0.575%
Unsecured Credit Facility | Eurodollar | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	1.75%		1.575%
Unsecured Credit Facility | Federal Funds Effective Swap Rate | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	0.05%		0.05%
Unsecured Credit Facility | Federal Funds Effective Swap Rate | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	0.50%		0.30%