Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Narrative (Details)

v3.21.1
Stockholders' Equity - Narrative (Details) - USD ($)
3 Months Ended
Sep. 11, 2019
Mar. 31, 2021
Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding options that are exercisable (shares)   1,200,000  
Outstanding options that are exercisable, weighted average exercise price (USD per share)   $ 89.20  
Employee Stock Purchase Plan      
Stock repurchased during period   $ 0 $ 73,287,000
Authorized stock repurchase amount $ 500,000,000.0    
Period in force of stock repurchase program 3 years    
Remaining authorized stock repurchase amount   $ 248,800,000  
Employee Stock Purchase Plan      
Employee Stock Purchase Plan      
Share purchase price as percent of market price (as a percent)   85.00%  
Shares available for future purchases (shares)   52,808