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Property and Equipment, Net (Details Textual) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 29, 2013
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Dec. 29, 2012
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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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Jul. 31, 2013
LaSalle Illinois Facility [Member]
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Jun. 29, 2013
LaSalle Illinois Facility [Member]
|
Jun. 29, 2013
LaSalle Illinois Facility [Member]
|
Apr. 30, 2013
LaSalle Illinois Facility [Member]
|
Jun. 17, 2013
LaSalle Illinois Facility [Member]
Whitney Automotive Group (WAG) [Member]
|
Jun. 29, 2013
Leasehold improvements [Member]
|
Jun. 29, 2013
Leasehold improvements [Member]
Maximum [Member]
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Jun. 29, 2013
Leasehold improvements [Member]
Minimum [Member]
|
Jun. 30, 2013
Internally developed software [Member]
|
Jun. 29, 2013
Internally developed software [Member]
Maximum [Member]
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Jun. 29, 2013
Internally developed software [Member]
Minimum [Member]
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Jun. 29, 2013
Capital leased assets (land and building) [Member]
|
Jun. 29, 2013
Philippines [Member]
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Dec. 29, 2012
Philippines [Member]
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| Property Plant and Equipment (Textual) [Abstract] | |||||||||||||||||||
| Amortization expense related to La Salle, Illinois facility | $ 79 | $ 79 | |||||||||||||||||
| Description of estimated useful life of property and equipment | The estimated useful life is the lesser of 3-5 years or the lease term. | ||||||||||||||||||
| impairment loss on product design | 4,832 | 1,960 | 4,832 | 0 | 4,832 | ||||||||||||||
| Gross proceeds from sale of La Salle, Illinois facility | 9,750 | ||||||||||||||||||
| Net proceeds from sale of La Salle, Illinois facility | 9,584 | 9,507 | |||||||||||||||||
| Period of lease under sale and lease back transaction | 20 years | ||||||||||||||||||
| Initial base annual rent for first year | 853 | ||||||||||||||||||
| Lease terms under sale and lease back | The Company’s initial base annual rent is $853 for the first year (“Base Rent Amount”), after which the rental amount will increase annually on May 1 by the lesser of 1.5% or 1.25 times the change in the Consumer Price Index as published by the U.S.Department of Labor’s Bureau of Labor Statistics, except that in no event will the adjusted annual rental amount fall below the Base Rent Amount. | ||||||||||||||||||
| Percentage of annual increase in base rent | 1.50% | ||||||||||||||||||
| Increased percentage in base rent with change in consumer price index | 1.25 | ||||||||||||||||||
| Excess of net proceeds over the net carrying value of capital leased asset under sale and lease back | 376 | 376 | |||||||||||||||||
| Property and equipment, net | 21,009 | 28,559 | 21,009 | 9,428 | 739 | 1,042 | |||||||||||||
| Estimated useful life of property and equipment | 5 years | 3 years | 3 years | 2 years | 20 years | ||||||||||||||
| Property Plant and Equipment (Additional Textual) [Abstract] | |||||||||||||||||||
| Depreciation and amortization expense | $ 3,626 | $ 4,001 | $ 7,264 | $ 7,748 | |||||||||||||||