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Debt and Other Obligations - Additional Information (Detail) - USD ($) |  |  |  |  |  | 4 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 29, 2017 | Sep. 28, 2016 | Apr. 21, 2015 | Aug. 07, 2014 | Apr. 03, 2012 | Apr. 22, 2017 | Jul. 14, 2018 | Dec. 30, 2017 | Jul. 17, 2013
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Bank overdraft |  |  |  |  |  |  | $ 9,032,000 | $ 5,699,000 |
Debt instrument face amount |  |  |  |  |  |  | 810,000,000 | 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 |  |  |  |  |  |  | 8,400,000 | 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. 28, 2019 |  |
Debt instrument covenant compliance |  |  |  |  |  |  | As of July 14, 2018 and December 30, 2017, respectively, the company was in compliance with all restrictive covenants under the facility |  |
Line of credit facility, amount available |  |  |  |  |  |  | $ 185,500,000 |  |
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 |  |  |  |  |  |  | $ 491,600,000 |  |
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% |  |  |  |  |  |

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- Definition Carrying value as of the balance sheet date of payments made in excess of existing cash balances, which will be honored by the bank but reflected as a loan to the entity. Overdrafts generally have a very short time frame for correction or repayment and are therefore more similar to short-term bank financing than trade financing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99376301&loc=d3e1243-112600 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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