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Stocholders' Equity (Tables)
6 Months Ended
Jun. 30, 2022
Stockholders' Equity Note [Abstract]  
Schedule of computation of diluted weighted average number of common shares outstanding
  Three Months Ended
June 30,

Six Months Ended
June 30,
 
2022

2021

2022

2021
Computation of diluted earnings:



   Net income (loss)
$
57,218
$
8,635
$
65,515
$
(30
)
   Add: Interest expense from assumed conversion of convertible notes, net of tax
1,098


2,113

      Net income (loss) for diluted earnings per share calculation
$
58,316
$
8,635
$
67,628
$
(30
)



Computation of diluted weighted average shares outstanding:



Basic weighted average shares outstanding
50,394,610

52,805,367

50,726,281

52,784,106
Incremental shares from assumed exercise of stock options and vesting of restricted stock
590,486

1,203,472

625,625

Incremental shares from assumed conversion of convertible debt
2,781,818


2,781,818

Diluted weighted average shares outstanding

53,766,914

54,008,839

54,133,724

52,784,106