XML 74 R57.htm IDEA: XBRL DOCUMENT v3.23.3
Stock Compensation Plans - Narrative (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
Oct. 16, 2023
Feb. 13, 2023
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Feb. 13, 2024
Dec. 21, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Shares granted (in dollars per share)   $ 35.04          
ESPP              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Discount stock purchase price percentage         15.00%    
Look-back feature period of discount stock purchase price         3 months    
Minimum contribution by participant percentage     1.00%   1.00%    
Maximum contribution by participant percentage     10.00%   10.00%    
Stocks purchased by employees during the period (in shares)     0.3 0.4      
Discounted price per share of stocks purchased by employees (in dollar per share)     $ 21.78 $ 16.16      
Performance Shares | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Weighted average grant date fair value (in dollars per share)   35.09          
Performance Shares | Minimum | Forecast              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Weighted average grant date fair value (in dollars per share)           $ 35.09 $ 30.00
Performance Shares | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Weighted average grant date fair value (in dollars per share)   $ 41.77          
Performance Shares | Share-based Payment Arrangement, Tranche Two              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting rights, percentage   50.00%          
Vesting period of awards granted   1 year          
Weighted average closing stock price per day volume   20 days          
Performance Shares | Share-based Payment Arrangement, Tranche Two | Minimum | Subsequent Event              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period of awards granted 1 year            
Restricted Stock Units              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Fair value assumptions, expected term         3 years    
Unrecognized compensation cost related to unvested awards     $ 172   $ 172    
Weighted average period to recognized compensation cost related to unvested awards         1 year