Debt, Lease and Other Commitments - Additional Information (Detail) - USD ($)							12 Months Ended
	Sep. 28, 2016	Apr. 19, 2016	Apr. 21, 2015	Dec. 17, 2014	Aug. 07, 2014	Apr. 03, 2012	Dec. 31, 2016	Jan. 02, 2016	Dec. 31, 2015	Jan. 03, 2015	Jul. 17, 2013	Apr. 05, 2013
Debt Instrument [Line Items]
Bank overdraft							$ 19,905,000	$ 17,992,000
Debt instrument face amount							817,500,000	660,000,000
Payments for debt issuance costs							$ 4,380,000	646,000		$ 773,000
Lease arrangements expiration period							18 years
Deferred Salaries
Debt Instrument [Line Items]
Percentage of amount deferred, maximum							75.00%		75.00%
Deferred Bonus
Debt Instrument [Line Items]
Percentage of amount deferred, maximum									100.00%
Minimum
Debt Instrument [Line Items]
Lease term							2 years
Operating lease period							1 month
Maximum
Debt Instrument [Line Items]
Lease term							26 years
Operating lease period							10 years
2016 Term Loan
Debt Instrument [Line Items]
Debt instrument term		5 years
Line of credit facility, maximum borrowing capacity		$ 150,000,000
Payments Of Financing Costs		$ 600,000
Loss on extinguishment of debt recorded as interest expense	$ (600,000)
Unsecured 2013 Term Loan
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity												$ 300,000,000
Loss on extinguishment of debt recorded as interest expense	(1,300,000)
3.5% Senior Notes Due 2026
Debt Instrument [Line Items]
Debt instrument face amount	$ 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%
Debt discount							$ 2,108,000
4.375% Senior Notes Due 2022
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							500,000
Standby Letters Of Credit
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							9,100,000	16,900,000
Accounts Receivable Securitization Facility
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							95,000,000	170,000,000
Line of credit facility, maximum borrowing capacity					$ 200,000,000						$ 150,000,000
Payments Of Financing Costs							$ 800,000
Line of credit extended term					1 year
Line of credit facility, expiration date							Jul. 17, 2016
Unamortized financing costs written-off				$ 100,000
Percentage of unamortized financing costs written-off as a result of the second amendment				37.50%
Debt instrument covenant compliance							As of December 31, 2016 and January 2, 2016, the company was in compliance with all restrictive covenants under the facility.
Line of credit facility, amount available							$ 85,200,000
Basis spread on variable rate							0.70%
Unused borrowing fee							0.25%
Financing costs								100,000		$ 200,000
Accounts Receivable Securitization Facility | Original Lender
Debt Instrument [Line Items]
Line of credit facility, borrowing percentage				62.50%
Accounts Receivable Securitization Facility | New Lender
Debt Instrument [Line Items]
Line of credit facility, borrowing percentage				37.50%
Accounts Receivable Securitization Facility | Third Amendment
Debt Instrument [Line Items]
Line of credit facility, expiration date							Aug. 11, 2017
Accounts Receivable Securitization Facility | Fourth Amendment
Debt Instrument [Line Items]
Line of credit facility, expiration date							Sep. 28, 2018
Debt modification recognized as interest expense							$ 100,000
Unsecured Credit Facility
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							24,000,000	$ 160,000,000
Line of credit facility, maximum borrowing capacity			$ 700,000,000				500,000,000
Line of credit facility, amount available							466,920,000
Debt discount			$ 1,300,000
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
Payments for debt issuance costs			400,000
Interest expense			$ 100,000
Unsecured Credit Facility | Minimum
Debt Instrument [Line Items]
Facility fee range			0.05%
Unsecured Credit Facility | Maximum
Debt Instrument [Line Items]
Line of credit facility outstanding daily balance during period							$ 244,200,000
Facility fee range			0.25%
Unsecured Credit Facility | Base Rate Loans
Debt Instrument [Line Items]
Basis spread on variable rate		0.75%
Unsecured Credit Facility | Base Rate Loans | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.00%
Unsecured Credit Facility | Base Rate Loans | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			0.50%
Unsecured Credit Facility | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate			1.00%
Unsecured Credit Facility | Eurodollar Loans | Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.70%
Unsecured Credit Facility | Eurodollar Loans | Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			1.50%
Unsecured Credit Facility | Federal Funds Rate
Debt Instrument [Line Items]
Basis spread on variable rate			0.50%