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Income Taxes - Additional Information (Detail) - USD ($) | 12 Months Ended |
--- | --- | ---
Jan. 02, 2016 | Jan. 03, 2015 | Dec. 28, 2013 | Dec. 29, 2012
Income Tax [Line Items] |  |  |  |
Effective income tax rate | 31.70% | 32.10% | 32.30% |
Net operating loss carryforwards | $ 266,400,000 |  |  |
Valuation allowance | 32,000,000 | $ 34,800,000 | $ 45,400,000 |
Unrecognized tax benefits | 7,200,000 | 6,400,000 | 4,600,000 | $ 6,800,000
Interest and penalties related to unrecognized tax benefits | 100,000 | 400,000 |  |
Accrued interest and penalties related to unrecognized tax benefits | 500,000 | 500,000 | 900,000 |
Increase in unrecognized tax benefits | 500,000 | 1,800,000 | 500,000 |
Undistributed earnings | 624,100,000 | $ 619,100,000 | $ 556,000,000 |
Minimum [Member] |  |  |  |
Income Tax [Line Items] |  |  |  |
Decrease in unrecognized tax benefits | 0 |  |  |
Increase in unrecognized tax benefits | 0 |  |  |
Maximum [Member] |  |  |  |
Income Tax [Line Items] |  |  |  |
Decrease in unrecognized tax benefits | 1,600,000 |  |  |
Increase in unrecognized tax benefits | $ 1,000,000 |  |  |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51675352&loc=d3e28680-109314 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 + Details
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