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Discontinued Operations and Divestitures (Details) (USD $) | 3 Months Ended
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Mar. 31, 2014 Location | Mar. 31, 2013
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 | 7,188,000 |
Impairment of fixed assets | 130,000 |
Incremental payroll costs | 405,000 |
Other incremental costs | 392,000 |
Total incurred costs through March 31, 2014 | 8,115,000 |
Insurance proceed reimbursements | 3,750,000 |
Insurance recovery receivable | 628,000 |
Insurance recoveries already received in total | 7,287,000 |
Insurance recoveries received | 900,000 |
Costs incurred in connection to fire | 7,985,000 |
Deductibles incurred | 200,000 |
Results of discontinued operations [Abstract] |  |
Net revenues | 0 | 663,000
Interest expense | (1,000) | (5,000)
Operating loss from discontinued operations | (266,000) | (40,000)
Income tax benefit | 0 | (13,000)
Loss from discontinued operations | (266,000) | (27,000)
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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