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Income Taxes - Additional Information (Detail) (USD $)
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3 Months Ended | 6 Months Ended | |||
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Jun. 29, 2013
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Jun. 30, 2012
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Jun. 29, 2013
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Jun. 30, 2012
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Dec. 29, 2012
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| Income Tax Disclosure [Abstract] | |||||
| Gross unrecognized tax benefit | $ 7,200,000 | $ 7,200,000 | $ 6,700,000 | ||
| Unrecognized tax benefit that would affect effective tax rate | 6,200,000 | 6,200,000 | 5,700,000 | ||
| Interest and penalties related to unrecognized tax benefits | 100,000 | 100,000 | 100,000 | 100,000 | |
| Provision for income taxes | 8,294,000 | 4,443,000 | 12,707,000 | 10,423,000 | |
| Effective tax rate | 36.20% | 20.00% | 29.00% | 23.70% | |
| Establishment of valuation allowance against deferred tax assets | $ 2,000,000 | $ 2,000,000 | |||
| Difference of effective tax rate from statutory U.S federal income | 35.00% | ||||
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- Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of interest expense for an underpayment of income taxes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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