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Equipment and Leasehold Improvements - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended |  |  |  |  |  | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | 9 Months Ended
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Sep. 27, 2013 | Sep. 28, 2012 | Sep. 27, 2013 | Sep. 28, 2012 | Dec. 28, 2012 | Sep. 27, 2013 Computers, data processing and other equipment | Dec. 28, 2012 Computers, data processing and other equipment | Sep. 27, 2013 Vehicles | Dec. 28, 2012 Vehicles | Sep. 27, 2013 Assets Held under Capital Leases | Sep. 28, 2012 Assets Held under Capital Leases | Sep. 27, 2013 Assets Held under Capital Leases | Sep. 28, 2012 Assets Held under Capital Leases | Sep. 27, 2013 Equipment and Leasehold Improvements | Sep. 28, 2012 Equipment and Leasehold Improvements | Sep. 27, 2013 Equipment and Leasehold Improvements | Sep. 28, 2012 Equipment and Leasehold Improvements | Sep. 27, 2013 Capitalized Software | Dec. 28, 2012 Capitalized Software | Sep. 27, 2013 Software | Dec. 28, 2012 Software | Sep. 27, 2013 Software | Dec. 28, 2012 Software | Sep. 27, 2013 Bronx Distribution Facility | Sep. 27, 2013 JD Edwards ERP system
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected finishing cost of construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 21,000 | $ 4,000
Assets financed by capital lease |  |  |  |  |  | 820 | 820 | 679 | 679 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation |  |  | 1,925 | 1,446 |  |  |  |  |  | 52 | 28 | 159 | 86 | 520 | 429 | 1,597 | 1,206 |  |  | 55 | 61 | 169 | 161 |  |
Capitalized software costs, gross | 1,613 |  | 1,613 |  | 1,613 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,455 | 1,286 |  |  |  |  |  |
Interest expense | 2,238 |  | 5,598 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest costs capitalized | $ 27 | $ 8 | $ 55 | $ 8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Accumulated Amortization On Leased Assets + References No definition available. + Details
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- Definition Expected Construction Costs + References No definition available. + Details
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- Definition Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 + Details
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- Definition Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45014-112735 + Details
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Amount of interest capitalized during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Allowance for Funds Used during Construction -URI http://asc.fasb.org/extlink&oid=6504829 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 + Details
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