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Note 9 - Notes Payable and Capital Leases (Tables) | 12 Months Ended
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Dec. 31, 2018
Notes Tables |
Schedule of Long-term Debt Instruments [Table Text Block] |
|  | Dec. 31, 201 8 |  |  | Dec. 31, 2017 |
Capital Lease with First American Equipment Finance, payable in monthly installments of $2,890 (amortized over 5 years). |  |  |  |  |  |  | 3,000 |
Capital Lease with Wells Fargo, payable in monthly installments of $367 (amortized over 5 years). |  |  |  |  |  |  | 2,000 |
Subordinated Notes (Officers) due on demand, interest at 4%, which consolidated prior Subordinated Notes (Officers). During January 2019, $600,000 of this balance was exchanged for 181,000 shares of our common stock at then market value |  |  | 1,597,000 |  |  |  | 1,507,000 |
Notes Payable (Affiliates) due 2015, interest at prime (3.25%) plus 0.25% (3.5%) at December 31, 2017 (see Note 12) (Related Party). |  |  | 32,000 |  |  |  | 32,000 |
Promissory Note with Merrick Company due on demand, interest at 4.25% (Related Party). |  |  | 39,000 |  |  |  | 76,000 |
Promissory Note with Schwan Leasing due on demand, interest at 4.25% (Related Party). |  |  | 127,000 |  |  |  | 60,000 |
Notes Payable (Affiliates) due 2021, interest at 11.75% (see Note 12) (Related Party). |  |  | 28,000 |  |  |  | 41,000 |
Term Loan with PNC, payable in monthly installments of $100,000 amortized over 5 years, interest at 8.25%, balance due December 2022, which uses balloons and related equipment as collateral |  |  | 4,700,000 |  |  |  | 6,000,000 |
Total long-term debt |  |  | 6,523,000 |  |  |  | 7,721,000 |
Less current portion |  |  | (4,432,000 | ) |  |  | (1,247,000 | )
Total Long-term debt, net of current portion |  | $ | 2,091,000 |  |  | $ | 6,474,000 |
Schedule of Leverage Ratios [Table Text Block] |
December 31, 2017 | 4.75 | to | 1.00
March 31, 2018 | 4.50 | to | 1.00
June 30, 2018 | 4.25 | to | 1.00
September 30, 2018 | not applicable
December 31, 2018 | 3.50 | to | 1.00
March 31, 2019 | not applicable
June 30, 2019 | 3.00 | to | 1.00
September 30, 2019 and thereafter | 2.75 | to | 1.00

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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