Share-based Compensation - Stock Options Activity Rollforward (Details) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) $ / shares shares
Number of Shares
Outstanding at beginning of period (shares) | shares	280
Granted (shares) | shares	40
Exercised (shares) | shares	(30)
Forfeited / Cancelled (shares) | shares	(20)
Outstanding at end of period (shares) | shares	270
Vested and expected to vest (shares) | shares	270
Exercisable at end of year (shares) | shares	150
Weighted-average Exercise Price
Outstanding at beginning of period (usd per share) | $ / shares	$ 71.38
Granted (usd per share) | $ / shares	153.81
Exercised (usd per share) | $ / shares	67.90
Forfeited / Cancelled (usd per share) | $ / shares	102.10
Outstanding at end of period (usd per share) | $ / shares	79.91
Vested and expected to vest at end of year (usd per share) | $ / shares	78.82
Exercisable at end of year (usd per share) | $ / shares	$ 59.91
Outstanding at end of year, aggregate intrinsic value | $	$ 10.8
Vested and expected to vest at end of year, aggregate intrinsic value | $	8.5
Exercisable at end of year, aggregate intrinsic value | $	$ 10.8
Outstanding at end of year, weighted average contractual term	6 years 1 month 6 days
Vested and expected to vest at end of year, weighted average contractual term	6 years
Exercisable at end of year, weighted average contractual term	5 years