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Share-Based Payments (Tables)
3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Stock Option and Restricted Stock Unit Compensation Expense
Compensation expense, included within other selling and administrative expenses in the consolidated statements of operations, related to stock options, RSUs, and performance awards is as follows:
 For the Three Months Ended
 March 31,
2021
March 31,
2020
 (In thousands)
Stock option compensation expense$2,783 $3,131 
RSU compensation expense6,357 7,361 
Performance award compensation expense5,972 3,783 
$15,112 $14,275