CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Retained Earnings (Accumulated Deficit)
Total Shareholders’ Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock, shares issued (in shares)   290,646,000      
Balance at beginning of period at Dec. 31, 2020   $ 29 $ 3,004,433 $ (400,501) $ 2,603,961
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock forfeited (in shares)   (1,000)      
Restricted stock used for tax withholding (in shares)   (128,000)      
Restricted stock used for tax withholding     (477)   (477)
Issuance of Common Stock under Employee Stock Purchase Plan   276,000      
Issuance of Common Stock under Employee Stock Purchase Plan     167   167
Stock-based compensation - equity awards     4,585   4,585
Capped call premiums     (14,688)   (14,688)
Net income (loss)       (34,645) (34,645)
Balance at end of period at Mar. 31, 2021   $ 29 2,994,020 (435,146) 2,558,903
Balance at beginning of period at Dec. 31, 2020   29 3,004,433 (400,501) 2,603,961
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income (loss) $ (59,700)        
Balance at end of period at Jun. 30, 2021   $ 29 2,998,516 (460,201) 2,538,344
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock, shares issued (in shares)   290,793,000      
Balance at beginning of period at Mar. 31, 2021   $ 29 2,994,020 (435,146) 2,558,903
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock forfeited (in shares)   (7,000)      
Stock Issued During Period, Value, Stock Options Exercised     15   15
Option exercises (in shares)   15,000      
Stock-based compensation - equity awards     4,481   4,481
Net income (loss) $ (25,055)     (25,055) (25,055)
Balance at end of period at Jun. 30, 2021   $ 29 2,998,516 (460,201) 2,538,344
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock, shares issued (in shares)   290,801,000      
Common stock, shares issued (in shares) 294,260,623 294,261,000      
Balance at beginning of period at Dec. 31, 2021   $ 29 3,013,017 (262,326) 2,750,720
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock issued (in shares)   20,000      
Restricted stock forfeited (in shares)   (52,000)      
Restricted stock used for tax withholding (in shares)   (150,000)      
Restricted stock used for tax withholding     (1,259)   (1,259)
Stock Issued During Period, Value, Stock Options Exercised     1   1
Option exercises (in shares)   3,000      
Issuance of Common Stock under Employee Stock Purchase Plan   53,000      
Issuance of Common Stock under Employee Stock Purchase Plan     268   268
Stock-based compensation - equity awards     5,545   5,545
Net income (loss)       15,802 15,802
Balance at end of period at Mar. 31, 2022   $ 29 3,017,572 (246,524) 2,771,077
Balance at beginning of period at Dec. 31, 2021   29 3,013,017 (262,326) 2,750,720
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Option exercises (in shares) 4,000        
Net income (loss) $ 207,628        
Common shares outstanding at end of period (in shares) at Jun. 30, 2022 284,992,650        
Balance at end of period at Jun. 30, 2022   $ 30 3,024,236 (54,698) 2,969,568
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock, shares issued (in shares)   294,135,000      
Balance at beginning of period at Mar. 31, 2022   $ 29 3,017,572 (246,524) 2,771,077
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock issued (in shares)   2,998,000      
Restricted stock forfeited (in shares)   (75,000)      
Stock Issued During Period, Value, Stock Options Exercised     7   7
Option exercises (in shares)   2,000      
Stock-based compensation - equity awards     6,657   6,657
Stock Issued During Period, Value, Restricted Stock Award, Gross   $ 1 0    
Net income (loss) $ 191,826     191,826 191,826
Common shares outstanding at end of period (in shares) at Jun. 30, 2022 284,992,650        
Balance at end of period at Jun. 30, 2022   $ 30 $ 3,024,236 $ (54,698) $ 2,969,568
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock, shares issued (in shares) 297,060,327 297,060,000