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Borrowings (Details Textual) (USD $)
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3 Months Ended | 3 Months Ended | 1 Months Ended | 3 Months Ended | 1 Months Ended | 1 Months Ended | 3 Months Ended | ||||
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Mar. 30, 2013
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Apr. 17, 2013
Whitney Automotive Group (WAG) [Member]
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Mar. 30, 2013
Principal [Member]
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Apr. 26, 2012
JPMorgan Chase Bank [Member]
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Mar. 30, 2013
JPMorgan Chase Bank [Member]
Request
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Mar. 30, 2013
JPMorgan Chase Bank [Member]
Revolving Line of Credit Facility [Member]
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Apr. 26, 2012
JPMorgan Chase Bank [Member]
Minimum [Member]
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Mar. 30, 2013
JPMorgan Chase Bank [Member]
Minimum [Member]
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Apr. 26, 2012
JPMorgan Chase Bank [Member]
Maximum [Member]
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Mar. 30, 2013
JPMorgan Chase Bank [Member]
Maximum [Member]
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Mar. 30, 2013
JPMorgan Chase Bank [Member]
Maximum [Member]
Series A Convertible Preferred Stock
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| Line of Credit Facility (Textual) [Abstract] | |||||||||||
| Credit Facility Limit | $ 40,000,000 | $ 60,000,000 | |||||||||
| Line of credit facility maturity date | Apr. 26, 2017 | ||||||||||
| Outstanding revolving loan balance | 12,100,000 | ||||||||||
| Applicable margin for LIBOR-based interest rate/ Applicable margin for Alternate base rate | 0.50% | 1.50% | |||||||||
| Increase or decrease to the applicable margin | 0.25% | 0.25% | |||||||||
| LIBOR based interest rate, principal | 10,000,000 | ||||||||||
| Prime Based Rate Principal | 2,100,000 | ||||||||||
| Unused credit commitment fee | 0.20% | ||||||||||
| Cash dominion period trigger amount of excess availability | 6,000,000 | ||||||||||
| Cash dominion period exit amount of excess availability | 7,000,000 | ||||||||||
| Excess availability under credit facility | 12,100,000 | ||||||||||
| Sale of facility pursuant to purchase and sale agreement | 9,750,000 | ||||||||||
| Number of allowed credit increases | 3 | ||||||||||
| Minimum amount of increase in revolving commitments | 5,000,000 | ||||||||||
| Cash dividends | 400,000 | ||||||||||
| Maximum fixed coverage ratio trigger | 6,000,000 | ||||||||||
| Consolidated fixed charge coverage ratio | 1.0 | ||||||||||
| Line of Credit Facility (Additional Textual) [Abstract] | |||||||||||
| LIBOR based interest rate | 2.00% | ||||||||||
| Prime based rate | 3.00% | ||||||||||
| Cash dominion period triggered during the preceding consecutive days | 60 days | ||||||||||
| Minimum covenant testing trigger, Amount | 4,000,000 | ||||||||||
| Maximum covenant testing trigger, Amount | 4,000,000 | ||||||||||
| Cash dominion period trigger minimum excess availability period | 45 days | ||||||||||
| Loan parties' obligations under the credit agreement, descriptions | The Loan Parties’ obligations under the Credit Agreement are secured, subject to customary permitted liens and certain exclusions, by a perfected security interest in (a) all tangible and intangible assets and (b) all of the capital stock owned by the Loan Parties (limited, in the case of foreign subsidiaries, to 65% of the capital stock of such foreign subsidiaries). | ||||||||||
| Limited security by foreign subsidiaries' capital stock percentage | 65.00% | ||||||||||
| Principal payment due | 0 | ||||||||||
| Capital leases payable | $ 104,000 |