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Note 3 - Accumulated Other Comprehensive Loss - Reclassified out of AOCI (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Realized loss on derivatives qualifying as hedges | $ 4,831 | $ 5,410
Realized loss on derivatives qualifying as hedges | 1,876 | 0
Income tax | 518 | (815)
Total reclassifications | 7,810 | 4,687
General and administrative expenses | 23,509 | 22,760
Reclassification out of Accumulated Other Comprehensive Income [Member] |  |
Total reclassifications | 914 | 700
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |
Realized loss on derivatives qualifying as hedges | 319 | 139
Realized loss on derivatives qualifying as hedges | 490 | 0
Income tax | 0 | 0
Total reclassifications | 809 | 139
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] |  |
Income tax | 0 | 0
Total reclassifications | 105 | 561
General and administrative expenses | $ 105 | $ 561

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