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Long Term Debt (Details) (USD $)
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3 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | |||||||||||||||||||||||||||||||
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Mar. 31, 2013
Installments
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Mar. 31, 2012
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Dec. 31, 2012
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Mar. 31, 2013
Promissory Notes and Installment Agreements [Member]
Installments
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Oct. 31, 2011
Promissory Notes and Installment Agreements [Member]
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Mar. 31, 2013
Amended Revolving Credit and Term Loan Agreement [Member]
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Mar. 31, 2012
Amended Revolving Credit and Term Loan Agreement [Member]
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Mar. 31, 2013
Revolving Credit Facility [Member]
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Dec. 31, 2012
Revolving Credit Facility [Member]
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Mar. 31, 2013
Revolving Credit Facility [Member]
Amended Revolving Credit and Term Loan Agreement [Member]
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Mar. 31, 2013
Revolving Credit Facility [Member]
Prime rate [Member]
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Mar. 31, 2013
Revolving Credit Facility [Member]
LIBOR [Member]
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Mar. 31, 2013
Term Loan [Member]
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Dec. 31, 2012
Term Loan [Member]
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Mar. 31, 2013
Term Loan [Member]
Amended Revolving Credit and Term Loan Agreement [Member]
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Mar. 31, 2013
Term Loan [Member]
Prime rate [Member]
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Mar. 31, 2013
Term Loan [Member]
LIBOR [Member]
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Mar. 31, 2013
Promissory Note dated September 28, 2010 [Member]
Installments
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Dec. 31, 2012
Promissory Note dated September 28, 2010 [Member]
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Mar. 31, 2013
Promissory Note dated September 28, 2010 [Member]
Promissory Notes and Installment Agreements [Member]
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Mar. 31, 2013
Promissory Note dated October 31, 2011 [Member]
Installments
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Mar. 31, 2013
Promissory Note dated February 12, 2013 ("New Note") [Member]
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Dec. 31, 2012
Promissory Note dated February 12, 2013 ("New Note") [Member]
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Mar. 31, 2012
Promissory Note dated February 12, 2013 ("New Note") [Member]
Promissory Notes and Installment Agreements [Member]
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Mar. 31, 2013
Various capital lease and promissory note obligations [Member]
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Dec. 31, 2012
Various capital lease and promissory note obligations [Member]
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Mar. 31, 2013
Equipment line of credit [Member]
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| Debt Instrument [Line Items] | |||||||||||||||||||||||||||||||||||||||
| Long-term debt | $ 14,527,000 | $ 14,267,000 | $ 988,000 | [1] | $ 0 | [1] | $ 12,952,000 | [1] | $ 13,524,000 | [1] | $ 237,000 | [2] | $ 352,000 | [2] | $ 211,000 | [2] | $ 0 | [2] | $ 139,000 | $ 391,000 | |||||||||||||||||||
| Less current portion of long-term debt | 2,686,000 | 2,794,000 | |||||||||||||||||||||||||||||||||||||
| Less long-term debt related to assets held for sale | 62,000 | 71,000 | |||||||||||||||||||||||||||||||||||||
| Long-term debt, less current portion | 11,779,000 | 11,402,000 | |||||||||||||||||||||||||||||||||||||
| Description of variable rate basis | Prime rate | LIBOR | Prime rate | LIBOR | |||||||||||||||||||||||||||||||||||
| Reference rate (in hundredths) | 3.25% | ||||||||||||||||||||||||||||||||||||||
| Basis spread on variable rate (in hundredths) | 2.00% | 3.00% | 2.50% | 3.50% | |||||||||||||||||||||||||||||||||||
| Maturity date | Oct. 31, 2016 | Oct. 31, 2016 | |||||||||||||||||||||||||||||||||||||
| Effective interest rate (in hundredths) | 5.25% | 3.75% | 6.00% | 6.00% | |||||||||||||||||||||||||||||||||||
| Periodic payment, principal | 190,000 | 10,000 | |||||||||||||||||||||||||||||||||||||
| Number of monthly installments | 36 | 24 | 36 | 36 | |||||||||||||||||||||||||||||||||||
| Periodic payment | 40,000 | 190,000 | 40,000 | ||||||||||||||||||||||||||||||||||||
| Interest rate (in hundredths) | 6.00% | 6.00% | 6.00% | ||||||||||||||||||||||||||||||||||||
| Periodic payment date | Oct. 15, 2010 | Feb. 28, 2013 | |||||||||||||||||||||||||||||||||||||
| Interest rate, minimum (in hundredths) | 5.20% | ||||||||||||||||||||||||||||||||||||||
| Interest rate, maximum (in hundredths) | 8.00% | ||||||||||||||||||||||||||||||||||||||
| Face amount | 3,000,000 | 1,322,000 | |||||||||||||||||||||||||||||||||||||
| Maximum borrowing capacity | 25,000,000 | 16,000,000 | 2,500,000 | ||||||||||||||||||||||||||||||||||||
| Maximum percentage of commercial receivables (in hundredths) | 85.00% | ||||||||||||||||||||||||||||||||||||||
| Maximum number of days of commercial receivables | 90 days | ||||||||||||||||||||||||||||||||||||||
| Maximum percentage of commercial broker receivables (in hundredths) | 85.00% | ||||||||||||||||||||||||||||||||||||||
| Maximum number of days commercial broker receivables | 120 days | ||||||||||||||||||||||||||||||||||||||
| Maximum percentage of acceptable government agency receivables (in hundredths) | 85.00% | ||||||||||||||||||||||||||||||||||||||
| Maximum number of days of acceptable government agency receivables | 150 days | ||||||||||||||||||||||||||||||||||||||
| Maximum percentage of accepted unbilled amounts (in hundredths) | 50.00% | ||||||||||||||||||||||||||||||||||||||
| Maximum number of days of accepted unbilled amounts | 60 days | ||||||||||||||||||||||||||||||||||||||
| Amortization period of term loan | 7 years | ||||||||||||||||||||||||||||||||||||||
| Repayments of debt | 10,000 | ||||||||||||||||||||||||||||||||||||||
| Debt instrument, fee amount | 217,500 | ||||||||||||||||||||||||||||||||||||||
| Interest expense - financing fees | 23,000 | 34,000 | 298,000 | ||||||||||||||||||||||||||||||||||||
| Excess availability under revolving credit | 6,303,000 | ||||||||||||||||||||||||||||||||||||||
| Notice period upon payment in full of debt obligation before date | 90 days | ||||||||||||||||||||||||||||||||||||||
| Payment of fee in case of prepayment of debt on date one (in hundredths) | 0.50% | ||||||||||||||||||||||||||||||||||||||
| Minimum fixed charge coverage ratio | 1:25 to 1:00 | ||||||||||||||||||||||||||||||||||||||
| Debt instrument principal amount | 230,000 | ||||||||||||||||||||||||||||||||||||||
| Promissory note | 2,500,000 | ||||||||||||||||||||||||||||||||||||||
| Cancelled debt principal balance pursuant to settlement agreement | 1,460,000 | ||||||||||||||||||||||||||||||||||||||
| Debt Instrument, Amount Cancelled and Terminated | $ 1,230,000 | ||||||||||||||||||||||||||||||||||||||
| Number of days for trading of common stock to determine average closing price | 30 days | ||||||||||||||||||||||||||||||||||||||
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