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v3.6.0.2

Debt (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 USD ($) item | Dec. 31, 2015 USD ($) | Aug. 31, 2016 item
Debt Instruments |  |  |
Capital lease obligations | $ 419,000 | $ 1,199,000 |
Future minimum lease payments |  |  |
January 2017 - December 2017 | 419,000 |  |
Term Note |  |  |
Notes payable |  |  |
Aggregate principal amount outstanding | 0 |  |
Aggregate maturities of notes payable |  |  |
Total | 0 |  |
Minimum |  |  |
Future minimum lease payments |  |  |
Interest rate (as a percent) |  | 3.16% |
Maximum |  |  |
Future minimum lease payments |  |  |
Interest rate (as a percent) |  | 6.72% |
Credit Agreement |  |  |
Debt Instruments |  |  |
Borrowing, repaying and re-borrowing capacity | 20,000,000 |  |
Maximum borrowing capacity on core equipment | $ 12,500,000 |  |
Number of notes payable not covered under term loan feature | item | 3 |  |
Percentage of maximum borrowing capacity on eligible accounts receivable | 80.00% |  |
Percentage of maximum borrowing capacity on eligible core equipment | 50.00% |  |
Minimum tangible net worth | $ 150,000,000 |  |
Credit Agreement | Letter Of Credit |  |  |
Debt Instruments |  |  |
Unused letters of credit | $ 1,767,000 |  |
Credit Agreement | Minimum |  |  |
Debt Instruments |  |  |
Ratio of current assets to current liabilities | 1.50 |  |
Credit Agreement | Minimum | Prime rate |  |  |
Debt Instruments |  |  |
Interest rate | 2.50% |  |
Credit Agreement | Maximum |  |  |
Debt Instruments |  |  |
Interest rate | 4.50% |  |
Debt to tangible net worth ratio | 1.00 |  |
Notes payable to commercial banks |  |  |
Notes payable |  |  |
Aggregate principal amount outstanding | $ 1,938,000 | $ 8,654,000 |
Aggregate maturities of notes payable |  |  |
January 2017 - December 2017 | 1,938,000 |  |
Total | $ 1,938,000 | $ 8,654,000 |
Notes payable to commercial banks | Minimum |  |  |
Notes payable |  |  |
Interest rate (as a percent) | 3.50% | 3.50% |
Notes payable to commercial banks | Maximum |  |  |
Notes payable |  |  |
Interest rate (as a percent) | 4.50% | 4.50% |
Notes payable to finance companies |  |  |
Debt Instruments |  |  |
Number of notes payable paid in full | item |  |  | 1
Notes payable |  |  |
Aggregate principal amount outstanding |  | $ 838,000 |
Interest rate (as a percent) |  | 2.35% |
Aggregate maturities of notes payable |  |  |
Total |  | $ 838,000 |

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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