Note 6 - Debt - Summary of Company's Current and Long-term Debt (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Current portion of long-term debt | $ 3,039 | $ 5,314 |
| Long-term debt, net of current portion | 25,352 | 26,577 |
| Total | 28,391 | 31,891 |
| Unamortized value of the debt issuance costs, Current portion of long-term debt | (28) | (22) |
| Unamortized value of the debt issuance costs, Long-term debt | (92) | (87) |
| Unamortized value of the debt issuance costs, Total | (120) | (109) |
| Long-term debt | 25,352 | 26,577 |
| Term Loan [Member] | ||
| Current portion of long-term debt | 3,067 | 5,336 |
| Long-term debt, net of current portion | 25,444 | 26,664 |
| Total | 28,511 | 32,000 |
| Long-term debt | $ 25,444 | $ 26,664 |
| X | ||||||||||
- Definition The current portion of unamortized debt issuance expense. No definition available.
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| X | ||||||||||
- Definition The noncurrent portion of unamortized debt issuance expense. No definition available.
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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