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Vessels and other fixed assets net - Schedules of vessels and other fixed assets, net (Table) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Property, Plant and Equipment [Line Items] |  |  |
Balance, period start | $ 2,877,119 |  |
- Depreciation for the period | (152,640) | $ (142,293) | $ (124,280)
Balance, period end | 3,013,038 | 2,877,119 |
Cost [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Balance, period start | 3,529,881 | 3,475,996 |
- Acquisitions, improvements and other vessel costs | 288,559 | 53,885 |
Balance, period end | 3,818,440 | 3,529,881 | 3,475,996
Accumulated depreciation [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Balance, period start | (652,762) | (510,469) |
- Depreciation for the period | (152,640) | (142,293) |
Balance, period end | (805,402) | (652,762) | (510,469)
Net Book Value [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Balance, period start | 2,877,119 | 2,965,527 |
- Acquisitions, improvements and other vessel costs | 288,559 | 53,885 |
- Depreciation for the period | (152,640) | (142,293) |
Balance, period end | $ 3,013,038 | $ 2,877,119 | $ 2,965,527

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