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Stock Incentive Plans (Tables)
 3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
Summary of Restricted Stock Activity The following table presents the restricted stock activity for the three months ended March 31, 2021 (in thousands, except per share amounts):
Number of 
Restricted Stock		Weighted-Average
Grant Date
Fair Value		Total Intrinsic
Value of Restricted
Stock Vested
Outstanding at December 31, 20201,137 $33.63 
Granted15 $42.82 
Vested(8)$21.77 $389 
Outstanding at March 31, 20211,144 $33.83