Stock-Based Compensation Plans - Summary of Weighted Average Restricted Stock Unit Activity (Details) - Restricted Stock Units (RSUs) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in usd per share)	$ 41.84	$ 42.97	$ 44.21
Total fair value of restricted stock units vested	$ 15	$ 23	$ 34
Unrecognized compensation costs	$ 9
Period for recognition	1 year 7 months 6 days