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Discontinued Operations and Divestitures (Details) (USD $) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Oct. 31, 2013 | Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 Location | Sep. 30, 2012
Discontinued Operations and Divestitures [Abstract] |  |  |  |  |
Number of previously shut down locations |  |  |  | 2 |
Loss Contingencies [Line Items] |  |  |  |  |
Maximum deductible amount in insurance for general liability |  | $ 300,000 |  |  |
Nature of expense and insurance receivable |  |  |  |  |
Clean up costs |  | 3,472,000 |  |  |
Impairment of fixed assets |  | 123,000 |  |  |
Incremental payroll costs |  | 56,000 |  |  |
Other incremental costs |  | 80,000 |  |  |
Total incurred costs through September 30, 2013 |  | 3,731,000 |  |  |
Insurance recovery receivable |  | 3,531,000 |  | 3,531,000 |
Insurance recoveries already received | 1,800,000 | 0 |  |  |
Costs incurred in connection to fire |  |  |  | 3,608,000 |
Deductibles incurred |  | 200,000 |  |  |
Results of discontinued operations [Abstract] |  |  |  |  |
Net revenues |  | 311,000 | 533,000 | 1,784,000 | 1,749,000
Interest expense |  | (7,000) | (8,000) | (20,000) | (26,000)
Operating loss from discontinued operations |  | (369,000) | (98,000) | (342,000) | (392,000)
Income tax benefit |  | (129,000) | (37,000) | (118,000) | (133,000)
Loss from discontinued operations |  | (240,000) | (61,000) | (224,000) | (259,000)
Workers Compensation [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Maximum deductible amount in insurance for general liability |  | 100,000 |  |  |
Pollution [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Maximum deductible amount in insurance for general liability |  | 100,000 |  |  |
Property Insurance [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Maximum deductible amount in insurance for general liability |  | $ 100,000 |  |  |

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