Equity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
	Aug. 31, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Equity [Abstract]
Stock repurchased (in shares)				3.3
Common stock issued under stock compensation plan (in shares)				1.4
Issuance of common shares as partial consideration for an investment in Green Marbles				0.2
Net decrease in period (in shares)				1.8
Dividends declared (in dollars per share)		$ 0.12	$ 0.12	$ 0.36	$ 0.360
Dividends declared	$ 28.2