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Note 12 - Properties and Equipment, Accrued Expenses, Other Current Liabilities and Other Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2021
Notes Tables |
Property, Plant and Equipment [Table Text Block] |
|  | June 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |
Properties and equipment: |  |  |  |  |  |  |  |
Vessels and related equipment |  | $ | 921,072 |  |  | $ | 940,175 |
Other properties and equipment |  |  | 16,163 |  |  |  | 16,861 |
|  |  | 937,235 |  |  |  | 957,036 |
Less accumulated depreciation and amortization |  |  | 205,576 |  |  |  | 176,718 |
Properties and equipment, net |  | $ | 731,659 |  |  | $ | 780,318 |
Schedule Of Accrued Cost And Expenses [Table Text Block] |
|  | June 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |
Payroll and related payables |  | $ | 16,447 |  |  | $ | 17,201 |
Accrued vessel expenses |  |  | 16,680 |  |  |  | 17,129 |
Accrued interest expense |  |  | 2,646 |  |  |  | 3,240 |
Other accrued expenses |  |  | 14,759 |  |  |  | 14,852 |
|  | $ | 50,532 |  |  | $ | 52,422 |
Other Current Liabilities [Table Text Block] |
|  | June 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |
Taxes payable |  | $ | 22,027 |  |  | $ | 23,883 |
Other |  |  | 6,798 |  |  |  | 8,902 |
|  | $ | 28,825 |  |  | $ | 32,785 |
Other Liabilities [Table Text Block] |
|  | June 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |
Pension liabilities |  | $ | 31,324 |  |  | $ | 31,736 |
Liability for uncertain tax positions |  |  | 36,511 |  |  |  | 35,304 |
Other |  |  | 12,888 |  |  |  | 12,752 |
|  | $ | 80,723 |  |  | $ | 79,792 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + 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(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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