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Notes Payable, Related Party Notes Payable and Finance Lease Obligations (Details Textual) - USD ($) |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 26, 2019 | Oct. 21, 2019 | May 31, 2019 | Jan. 31, 2019 | May 31, 2018 | Sep. 30, 2019 | Jun. 30, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018 | Apr. 04, 2018 | Mar. 29, 2018
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Received gross proceeds |  |  |  |  |  |  |  |  |  |  | $ 1,200,000 |  |  |  |
Common stock purchased, shares |  |  |  |  |  |  |  |  |  |  | 180,000 |  |  |  |
Common stock purchase price |  |  |  |  |  |  |  |  |  |  | $ 182,000 |  |  |  |
Related party advances and notes payable, net of debt discounts |  |  |  |  |  | $ 5,798,000 |  |  |  |  | $ 5,798,000 |  | $ 4,835,000 |  |
Subordinated Notes Maturity Date |  |  |  |  |  |  |  |  |  |  | Jun. 30, 2020 |  |  |  |
Issuance of common stock |  |  |  |  |  |  | $ 187,000 | $ 461,000 | $ 374,000 | $ 980,000 |  |  |  |  |
Notes payable percentage |  |  |  |  |  | 18.00% |  |  |  |  | 18.00% |  |  |  |
Unpaid balance payable |  |  |  |  |  |  |  |  |  |  | $ 25,000 |  |  |  |
Financing lease obligations |  |  |  |  |  | $ 887,000 |  |  |  |  | 887,000 |  | 1,786,000 |  |
Proceeds from related party debt |  |  |  |  |  |  |  |  |  |  | 500,000 | $ 803,000 |  |  |
PNC Bank [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial principal amount |  |  |  |  |  | 13,910,000 |  |  |  |  | 13,910,000 |  | 15,615,000 |  |
Term loan |  |  |  |  |  | 464,000 |  |  |  |  | 464,000 |  | 1,572,000 |  |
Revolving loan |  |  |  |  |  | 13,446,000 |  |  |  |  | $ 13,446,000 |  | $ 14,043,000 |  |
Loan facility, description |  |  |  |  |  |  |  |  |  |  | The Loan Facility provides for a $15,000,000 revolving loan and a term loan (the "Term Loan"). The repayment terms of the Term Loan provide for monthly principal installments in the amount of $123,133, payable on the first business day of each month, with a final payment of any unpaid balance of principal and interest payable on the scheduled maturity date. |  |  |  |
Interest expense |  |  |  |  |  | $ 391,000 |  | 288,000 |  |  | $ 954,000 | 981,000 |  |  |
PNC Bank [Member] | Loan Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan facility, description |  |  |  |  |  |  |  |  |  |  | The Company is obligated to pay PNC an extension fee of (i) $250,000 on the earlier of (a) the date the Obligations are indefeasibly paid in full or (b) June 30, 2019, (ii) $125,000 on the earlier of (a) the date the Obligations are indefeasibly paid in full or (b) December 31, 2019, which amount is deemed earned in full if the Obligations have not been satisfied as of July 1, 2019, (iii) $125,000 on the earlier of (a) the date the Obligations are indefeasibly paid in full or (b) December 31, 2019, which amount is deemed earned in full if the Obligations have not been satisfied as of October 1, 2019 (iv) $500,000 on December 31, 2019, which amount is deemed earned in full if the Obligations have not been satisfied as of December 31, 2019. As of September 30, 2019, the Company has paid the extension fee of (i) $250,000 and has accrued (ii) $125,000 which is due and payable on the earlier of (a) the date the Obligations are indefeasibly paid in full or (b) December 31, 2019. As a further condition to PNC's agreement to extend the maturity of the Obligations, Michael and Robert Taglich purchased $2,000,000 principal amount of the Company's Senior Subordinated Convertible Notes and arranged a financing giving purchasers a right to receive a pro rata portion of the AMK Revenue Stream Payments (referred to in Note 6) resulting in gross proceeds of $800,000, including $275,000 from Michael and Robert Taglich. |  |  |  |
PNC Bank [Member] | Sixteenth Amendment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Coverage ratio, description |  |  |  |  |  |  |  |  |  |  | The Sixteenth Amendment imposes minimum EBITDA (as defined in the Loan Agreement) covenants of not less than (i) $75,000 for the three-month period ending March 31, 2018, (ii) $485,000 for the six-month period ending June 30, 2018, and (iii) $1,200,000 for the nine-month period ending September 30, 2018. The Company complied with these new covenants for the three-months ended March 31, 2018, the six-month period ended June 30, 2018 and the nine-month period ended September 30, 2018. In addition, the Company is prohibited from paying dividends to its stockholders and making capital expenditures above prescribed amounts. |  |  |  |
PNC Bank [Member] | Seventeenth Amendment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Coverage ratio, description |  |  |  |  |  |  |  |  |  |  | Under the terms of the Seventeenth Amendment, the revolving loan and the Term Loan bear interest at a rate equal to the sum of the Alternate Base Rate (as defined in the Loan Agreement) plus four percent (4%). In addition to the amounts available as revolving loans secured by inventory and receivables pursuant to the formula set forth in the Loan Agreement, PNC has agreed to permit the revolving advances to exceed the formula amount by $1,000,000 as of December 31, 2018, provided that the Company reduces the "Out-of-Formula Loan" by $25,000 per week commencing April 1, 2019, with the unpaid balance payable in full on December 31, 2019. The indebtedness under the revolving loan and the Term Loan are classified with the current portion of notes payable and financing lease obligations. |  |  |  |
PNC Bank [Member] | Eighteenth Amendment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan facility, description |  |  |  |  |  |  |  |  |  |  | (i) $1,500,000 for the twelve-month period ending December 31, 2018, (ii) $655,000 for the three-month period ending March 31, 2019, (iii) $1,860,000 for the six-month period ending June 30, 2019 and (iv) $3,110,000 for the nine-month period ending September 30, 2019. At September 30, 2019, June 30, 2019, March 31,2019 and December 31, 2018 the Company was in compliance with the minimum EBITDA covenant. |  |  |  |
2019 Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes payable percentage |  |  |  |  |  | 12.00% |  |  |  |  | 12.00% |  |  |  |
2019 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial principal amount |  |  |  |  | $ 100,000 |  |  |  |  |  |  |  |  |  |
Interest-bearing, description |  |  |  |  | Interest on the 2019 Notes is payable on the outstanding principal amount thereof at the rate of one percent (1%) per month, payable monthly commencing June 30, 2018. Upon the occurrence and continuation of a failure to pay accrued interest, interest shall accrue and be payable on such amount at the rate of 1.25% per month; provided that upon the occurrence and continuation of a failure to timely pay the principal amount of the 2019 Note, interest shall accrue and be payable on such principal amount at the rate of 1.25% per month and shall no longer be payable on interest accrued but unpaid. The 2019 Notes are subordinate to the Company’s obligations to PNC. |  |  |  |  |  |  |  |  |  |
Common stock purchased, shares |  |  | 18,334 |  |  |  |  |  |  |  |  |  |  |  |
Common stock purchase price |  |  | $ 100,000 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  | $ 1,200,000 |  |  |  |  |  |  |  |  |  |
Subordinated Notes Maturity Date |  |  |  |  | May 31, 2019 |  |  |  |  |  |  |  |  |  |
Issuance of common stock |  |  |  |  | $ 214,762 |  |  |  |  |  |  |  |  |  |
Related party notes payable allocated percentage, description |  |  |  |  | Seventy percent (70%) of the total purchase price for the 2019 Notes and Shares purchased by each investor has been allocated to the 2019 Notes with the remaining thirty percent (30%) allocated to the Shares purchased. The number of Shares purchased by Michael Taglich and Robert Taglich was calculated based upon $1.68, the closing price of the common stock on May 20, 2018, the trading day immediately preceding the date they purchased the 2019 Notes and shares of common stock. |  |  |  |  |  |  |  |  |  |
Accrued interest on notes payable |  |  |  |  | 1.25% |  |  |  |  |  |  |  |  |  |
Placement agent fee |  |  |  |  | 4.00% |  |  |  |  |  |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finance lease obligations interest rates |  |  |  |  |  |  |  |  |  |  | 4.00% |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finance lease obligations interest rates |  |  |  |  |  |  |  |  |  |  | 9.00% |  |  |  |
Robert Taglich [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan facility, description | The maturity date of these notes is June 30, 2020 which correspond with the maturity date of the Subordinated Notes due May 2019, ("The "2019 Notes"), that were extended to June 30, 2020. These notes bear interest at a rate of 12% per annum. |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock purchased, shares |  |  |  |  |  |  |  |  |  |  | 150,000 |  |  |  |
Common stock purchase price, per share |  |  |  |  |  |  |  |  |  |  | $ 1.01 |  |  |  |
Advanced from related parties | $ 500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock, shares | 37,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Robert Taglich [Member] | 2019 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Placement invested percentage |  |  |  |  | 4.00% |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  | $ 1,000,000 |  |  |  |  |  |  |  |  |  |
Issuance of common stock |  |  |  |  | 178,571 |  |  |  |  |  |  |  |  |  |
Total purchase price |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |
Michael Taglich [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan facility, description | The maturity date of these notes is June 30, 2020 which correspond with the maturity date of the Subordinated Notes due May 2019, ("The "2019 Notes"), that were extended to June 30, 2020. These notes bear interest at a rate of 12% per annum. |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock purchased, shares |  |  |  |  |  |  |  |  |  |  | 15,000 |  |  |  |
Common stock purchase price, per share |  |  |  |  |  |  |  |  |  |  | $ 1.01 |  |  |  |
Advanced from related parties | $ 250,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock, shares | 37,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from related party debt |  | $ 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Michael Taglich [Member] | Robert Taglich [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Advanced from related parties |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 100,000 | $ 1,000,000
Michael Taglich [Member] | 2019 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  | $ 100,000 |  |  |  |  |  |  |  |  |  |
Issuance of common stock, shares |  |  |  |  | 17,857 |  |  |  |  |  |  |  |  |  |
Robert and Michael Taglich [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  | $ 265,000 |  | $ 526,000 |  |  | $ 1,393,000 | $ 1,324,000 |  |  |
Robert and Michael Taglich [Member] | Subordinated Convertible Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan facility, description |  |  |  | The Company issued its 7% senior subordinated convertible promissory notes due December 31, 2020, each in the principal amount of $1,000,000 (together, the "7% Notes"), to Michael Taglich and Robert Taglich, each for a purchase price of $1,000,000. The 7% Notes bear interest at the rate of 7% per annum, are convertible into shares of the Company's common stock at a conversion price of $0.93 per share, subject to the anti-dilution adjustments set forth in the 7% Notes, are subordinate to the Company's indebtedness under its credit facility with PNC Bank, National Association, and mature at December 31, 2020, or earlier upon an Event of Default. |  |  |  |  |  |  |  |  |  |  |
Taglich Brothers, Inc., [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable and Capital Lease Obligations (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee amount |  |  |  |  |  | $ 80,000 |  |  |  |  | $ 80,000 |  |  |  |
Finance lease obligations interest rates |  |  |  |  |  |  |  |  |  |  | 7.00% |  |  |  |
Related party notes payable allocated percentage, description |  |  |  |  |  |  |  |  |  |  | 4% of the purchase price of the 7% Notes |  |  |  |

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