v3.22.2.2
Earnings (loss) per common share (Table) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Numerator        
Net income (loss) attributable to Tsakos Energy Navigation Limited $ 46,225 $ (19,664) $ 51,743 $ (24,485)
Preferred share dividends Series D (1,924) (1,879) (3,846) (3,752)
Preferred share dividends Series E (2,743) (2,679) (5,488) (5,338)
Preferred share dividends Series F (4,006) (3,672) (8,012) (7,235)
Preferred share dividends, Convertible Series G (31) 0 (31) (54)
Undistributed income to Series G participants (370) 0 (353) 0
Deemed dividend on partially redeemed Convertible Series G 0 0 0 (1,713)
Net income (loss) attributable to common stockholders of Tsakos Energy Navigation Limited 37,151 (27,894) 34,013 (42,577)
Preferred share dividends, Convertible Series G 31 0 31 0
Undistributed income to Series G participants  370 0 353 0
Net income (loss) attributable to common stockholders of Tsakos Energy Navigation Limited, for dilution purposes $ 37,552 $ (27,894) $ 34,397 $ (42,577)
Denominator        
Weighted average number of shares, basic 28,398,404 18,660,333 26,992,886 18,433,070
Weighted average number of shares, diluted 28,704,595 18,660,333 27,299,077 18,433,070
Earnings (Loss) per share, basic attributable to Tsakos Energy Navigation Limited $ 1.31 $ (1.49) $ 1.26 $ (2.31)
Earnings (Loss) per share, diluted attributable to Tsakos Energy Navigation Limited $ 1.31 $ (1.49) $ 1.26 $ (2.31)