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Stock-Based Compensation - Additional Information (Detail) (USD $) | 3 Months Ended | 9 Months Ended
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Oct. 03, 2014 | Sep. 27, 2013 | Oct. 03, 2014 | Sep. 27, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Expiration Term |  |  | 10 years |
Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Percentage of annual bonus settled with fully vested restricted stock unit awards |  |  | 40.00% |
Unvested Restricted Stock |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock based compensation, vesting period |  |  | 4 years |
Unvested Restricted Stock | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Recipient age to expense award on grant date |  |  | 59 years 6 months |
Employee Stock Option |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock based compensation expense | $ 71,000 | $ 100,000 | $ 615,000 | $ 969,000
Vesting percentage of stock options granted per year |  |  | 25.00% |
Stock based compensation, vesting period |  |  | 4 years |
Vested Restricted Stock Awards |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock based compensation expense | 1,657,000 | 1,557,000 | 4,825,000 | 4,695,000
Stock based compensation, holding period |  |  | 4 years |
Unvested Restricted Stock Awards |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock based compensation expense | $ 982,000 | $ 844,000 | $ 5,145,000 | $ 5,169,000
Unvested Stock Options | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Recipient age to expense award on grant date |  |  | 59 years 6 months |

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- Definition Percentage of Annual Bonus Settled With Vested Restricted Stock Unit Awards + References No definition available. + Details
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- Definition Share-Based Awards, Recipient Retirement Age + References No definition available. + Details
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- Definition Share based compensation arrangement by share based payment award annual vesting percentage. + References No definition available. + Details
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- Definition Share based compensation arrangement by share based payment award options expiration term. + References No definition available. + Details
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- Definition Vested restricted stock awards holding period. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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