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Income Taxes - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended |
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Dec. 30, 2012
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| Operating Loss Carryforwards [Line Items] | |
| Net operating loss carry forward | $ 17,060 |
| Tax credits | $ 4,464 |
| Tax credits, expiration date | 2032 |
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Minimum
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| Operating Loss Carryforwards [Line Items] | |
| Net operating loss carry forward, expiration date | 2028 |
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Maximum
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| Operating Loss Carryforwards [Line Items] | |
| Net operating loss carry forward, expiration date | 2031 |
| X | ||||||||||
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- Definition
Tax Credit Carry Forward Expiration Year No definition available.
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| X | ||||||||||
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- Definition
The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The expiration date of each operating loss carryforward included in total operating loss carryforwards, or the applicable range of such expiration dates. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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