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Each principal amount of the original debt being exchanged in cash payment.

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The aggregate payment made in cash in exchange of the debt instrument.

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Exchange of principal of debt for cash.

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Exercise price per share or per unit of warrants or rights outstanding.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount of the total principal payments made during the annual reporting period.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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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.

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The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).

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Cash received from principal payments made on loans related to operating activities.

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Long-Term Debt (Details) - USD ($)							1 Months Ended	3 Months Ended
Long-Term Debt (Details) - USD ($)	Mar. 01, 2019	Feb. 15, 2019	Jun. 11, 2018	Nov. 06, 2017	May 23, 2017	Apr. 27, 2016	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Long-Term Debt (Details) [Line Items]
Long-term Debt								$ 3,576,000		$ 5,030,000
Gain (Loss) on Extinguishment of Debt								$ 52,000
First Carlisle Agreement [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Interest Rate, Stated Percentage						12.00%
Debt Instrument, Maturity Date						Apr. 27, 2019
Proceeds from Loans						$ 500,000
Second Carlisle Agreement [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Interest Rate, Stated Percentage				12.00%
Debt Instrument, Maturity Date				Dec. 10, 2017
Proceeds from Loans				$ 500,000
SMI Note [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Face Amount			$ 330,000
Debt Instrument, Interest Rate, Stated Percentage			12.00%
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)			82,500
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)			$ 0.01
Proceeds from Issuance of Warrants			$ 95,000
SMI Note [Member] \| Minimum [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Unused Borrowing Capacity, Amount			$ 1,000,000
Debt Instrument, Maturity Date			Jun. 11, 2020
SMII Note [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Face Amount			$ 670,000
Debt Instrument, Interest Rate, Stated Percentage			12.00%
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)			167,500
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)			$ 0.01
Proceeds from Issuance of Warrants			$ 192,000
SMII Note [Member] \| Minimum [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Unused Borrowing Capacity, Amount			$ 1,000,000
Debt Instrument, Maturity Date			Jun. 11, 2020
Line of Credit [Member]
Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 4,000,000
Revolving Credit Facility [Member]
Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 3,000,000
Debt Instrument, Description of Variable Rate Basis	prime plus 9.0%
Debt Instrument, Basis Spread on Variable Rate	9.00%
Debt Instrument, Interest Rate, Effective Percentage								14.50%		11.50%
Line of Credit Facility, Annual Principal Payment								$ 1,400,000
Long-term Line of Credit								$ 8,000
Term Loan [Member]
Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,000,000
Debt Instrument, Description of Variable Rate Basis	prime plus 11.0%
Debt Instrument, Basis Spread on Variable Rate	11.00%
Debt Instrument, Interest Rate, Effective Percentage								16.50%		11.50%
Line of Credit Facility, Annual Principal Payment								$ 50,000
Long-term Line of Credit								$ 540,000
8¼% Limited Convertible Senior Subordinated Notes Due 2012 [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Face Amount		$ 35,000
Debt Instrument, Maturity Date								Mar. 01, 2012
Long-term Debt								$ 352,000		$ 387,000
Debt Exchange, Each Principal Amount Of Original Debt Exchanged		1,000
Repayment Of Convertible Debt Principal		200
Debt Exchanged Aggregate Payment		7,000
Gain (Loss) on Extinguishment of Debt		$ 52,000
Interest Payable, Current								278,000		298,000
9½% Subordinated Debentures Due 2012 [Member]
Long-Term Debt (Details) [Line Items]
Long-term Debt								220,000		220,000
Interest Payable, Current								$ 195,000		190,000
Debentures, Matured Date								Dec. 01, 2012
Forgivable Loan [Member]
Long-Term Debt (Details) [Line Items]
Debt Instrument, Description of Variable Rate Basis					prime plus 2.00%
Debt Instrument, Basis Spread on Variable Rate					2.00%
Debt Instrument, Interest Rate, Effective Percentage					7.50%
Debt Instrument, Maturity Date							Apr. 01, 2025
Proceeds from Loans					$ 650,000
Long-term Debt								$ 650,000		$ 650,000