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v3.20.1

Note 3 - Debt (Tables) | 3 Months Ended
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Mar. 31, 2019
Notes Tables |
Schedule of Leverage Ratios [Table Text Block] |
Fiscal Quarter Ratio |  |  |  |
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 leverage ratios. + References No definition available. + Details
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- References No definition available. + Details
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