Earnings Per Share - Convertible Senior Notes and Warrants (Details) - $ / shares shares in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2021	Jun. 30, 2023	Jun. 30, 2022
Debt Instrument [Line Items]
Treasury stock, shares, acquired			3.7
Class of warrant or right, exercise price of warrants or rights			$ 180.00
Stock-based awards excluded from diluted EPS calculation (antidilutive) (in shares)	0.4	0.9		0.4	0.8
Convertible Debt Securities [Member]
Debt Instrument [Line Items]
Common stock, conversion price (in dollars per share)	$ 126.00		$ 126.00
Stock-based awards excluded from diluted EPS calculation (antidilutive) (in shares)	3.7		3.7	3.7