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Long-term bank loans - Interest and finance costs (Table) (Details) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Debt Disclosure [Abstract] |  |
Interest on financing agreements | $ 21,718 | $ 24,028
Reclassification adjustments of interest rate swap loss/(gain) transferred to Interest and finance costs from Other Comprehensive Income (Note 12) | (633) | 998
Amortization of debt (loan, lease & notes) issuance costs | 2,641 | 3,606
Other bank and finance charges | 582 | 827
Interest and finance costs | $ 24,308 | $ 29,459

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