Shareholders' Equity - RSU Awards (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
RSUs
Awards Outstanding
Balance at the beginning of the period (in shares)	3.0	3.0	1.7
Granted (in shares)	0.8	1.3	2.1
Vested (in shares)	(0.8)	(0.8)	(0.6)
Forfeited (in shares)	(0.4)	(0.5)	(0.3)
Balance at the end of the period (in shares)	2.7	3.0	3.0	1.7
Weighted Average Grant Date Fair Value Price
Balance at the beginning of the period (in dollars per share)	$ 25.99	$ 26.41	$ 27.30
Granted (in dollars per share)	25.46	23.48	25.86
Vested (in dollars per share)	25.41	25.16	27.27
Forfeited (in dollars per share)	27.36	23.24	25.97
Balance at the end of the period (in dollars per share)	$ 25.80	$ 25.99	$ 26.41	$ 27.30
Aggregate Intrinsic Value	$ 73.1	$ 67.9	$ 81.4	$ 46.3
Weighted Average Remaining Contractual Life (in Years)	1 year 10 months 24 days	1 year 6 months	1 year 7 months 6 days	1 year 2 months 12 days
Aggregate Intrinsic Value - Vested	$ 19.4	$ 18.2	$ 14.8
RSUs - Transformational Equity Award [Member]
Awards Outstanding
Granted (in shares)			0.5
Weighted Average Grant Date Fair Value Price
Granted (in dollars per share)			$ 33.45
Vesting period of outstanding equity awards			3 years
Expected term			3 years
Volatility			52.20%
Risk-free interest rates			4.10%