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Performance Contingent ROIC Shares (Detail) - Return On Invested Capital - $ / shares shares in Thousands | 9 Months Ended
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Oct. 10, 2015 | Oct. 04, 2014
Grant Date Fourth January Twenty Fifteen |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares granted | 414 |
Vesting date | Mar. 01, 2017 |
Fair value per share | $ 19.14 |
Grant Date January First Twenty Fourteen |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares granted |  | 366
Vesting date |  | Mar. 01, 2016
Fair value per share |  | $ 21.47

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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