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Stockholders' Equity - Narrative (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Feb. 09, 2021
Class Of Stock [Line Items]    
Stock repurchase program, remaining authorized repurchase amount $ 300,000  
New Repurchase [Member]    
Class Of Stock [Line Items]    
Stock repurchased program, authorized amount   $ 300,000
Stock repurchased during period, shares 0  
Obligation to stock repurchased during period, value $ 0  
Restricted stock units (RSUs) [Member]    
Class Of Stock [Line Items]    
Share-based compensation arrangement by share-based payment award, non-option equity instruments, outstanding, number 269,745  
Performance share units (PSUs) [Member]    
Class Of Stock [Line Items]    
Share-based compensation arrangement by share-based payment award, non-option equity instruments, outstanding, number 73,062