Long-Term Debt (Details) - Long-term debt - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Long-term debt, including current portion	$ 3,541	$ 1,293
Less portion due within one year	2,984	1,031
Net long-term debt	557	262
Total debt	3,784	1,293
Less deferred financing costs	243
8¼% Limited Convertible Senior Subordinated Notes Due 2012 [Member]
Debt Instrument [Line Items]
Long-term debt, including current portion	387	626
9½% Subordinated Debentures Due 2012 [Member]
Debt Instrument [Line Items]
Long-term debt, including current portion	220	334
Revolving Credit Line [Member]
Debt Instrument [Line Items]
Long-term debt, including current portion	1,805
Term Loan [Member]
Debt Instrument [Line Items]
Long-term debt, including current portion	872
Related Party Term Loan [Member]
Debt Instrument [Line Items]
Long-term debt, including current portion	$ 500
Real Estate Mortgage Secured [Member]
Debt Instrument [Line Items]
Long-term debt, including current portion		$ 333

Total debt before deduction of deferred financing costs.

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- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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+ References

No definition available.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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