Annual report pursuant to Section 13 and 15(d)

Supplemental Quarterly Financial Information (Unaudited) (Summary) (Details)

v3.20.4
Supplemental Quarterly Financial Information (Unaudited) (Summary) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract]                      
Total operating revenues $ 295,968 $ 290,026 $ 157,234 $ 289,919 $ 196,095 $ 155,378 $ 167,052 $ 153,047 $ 1,033,147 $ 671,572 $ 587,624
Income (loss) from operations (513,329) (629,707) (1,361,676) 47,860 18,380 52,544 58,509 43,225 (2,456,852) 172,658 259,530
Net income (loss) (505,071) (680,384) (1,564,731) 216,565 (23,543) 55,834 55,180 (19,543) (2,533,621) 67,928 300,360
Income (loss) available to common stockholders $ (505,071) $ (680,384) $ (1,564,731) $ 216,565 $ (23,543) $ 47,180 $ 53,357 $ (21,367) $ (2,533,621) $ 55,627 $ 293,065
Income (loss) available to common stockholders per common share                      
Basic (in dollars per share) $ (12.71) $ (17.12) $ (39.41) $ 5.46 $ (0.95) $ 2.07 $ 2.34 $ (0.94) $ (63.79) [1] $ 2.39 [1] $ 13.50 [1]
Diluted (in dollars per share) $ (12.71) $ (17.12) $ (39.41) $ 5.46 $ (0.95) $ 2.07 $ 2.34 $ (0.94) $ (63.79) [1] $ 2.38 [1] $ 13.46 [1]
[1] All share and per share amounts have been retroactively adjusted for the Company’s 1-for-10 reverse stock split effective August 7, 2020. See “Note 11 – Stockholders’ Equity” for additional information.