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Commitments and Contingencies (Detail Textuals 1) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 29, 2012 Agreement Employee | Dec. 31, 2011 | Jan. 01, 2011
Commitments and Contingencies [Abstract] |  |  |
Total rental expense | $ 4.8 | $ 4.8 | $ 5.0
Carrying amount of capital leases related to trucks and trailors | 10.3 | 5.0 | 1.9
Net book value of capital leases related to trucks and trailors | $ 9.3 | $ 4.0 | $ 1.6
Percentages of employees represented by various labour unions | 30.00% |  |
Number of collective bargaining agreements | 42 |  |
Number of collective bargaining agreements up for renewal | 10 |  |
Number of employees covered under 10 collective bargaining agreements | 132 |  |

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- Definition Carrying amount of capital leases related to trucks and trailors. + References No definition available. + Details
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- Definition Net book value of capital leases related to trucks and trailors. + References No definition available. + Details
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- Definition Represents number of collective bargaining agreements. + References No definition available. + Details
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- Definition Represents number of collective bargaining agreements up for renewal. + References No definition available. + Details
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- Definition Represents number of employees covered under collective bargaining agreements up for renewal. + References No definition available. + Details
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- Definition Percentage of employees represented by various labor unions. + References No definition available. + Details
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- Details
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- Definition Rental expense incurred for leased assets including furniture and equipment which has not been recognized in costs and expenses applicable to sales and revenues; for example, cost of goods sold or other operating costs and expenses. + References No definition available. + Details
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