Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Narrative (Details)

v3.21.2
Stockholders' Equity - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 11, 2019
Mar. 31, 2020
Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding options that are exercisable (shares)     1,400,000
Outstanding options that are exercisable, weighted average exercise price (USD per share)     $ 95.53
Employee Stock Purchase Plan      
Stock repurchased during period   $ 73,287,000 $ 0
Authorized stock repurchase amount $ 500,000,000    
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)     46,866