Incentive Compensation Plans Schedule of Nonvested Stock Activity (Tables)

12 Months Ended

Dec. 31, 2021

Summary of Stock Options Assumptions [Abstract]

Schedule of Nonvested Share Activity [Table Text Block]

A summary of the activity of our non-vested stock-settled awards, cash-settled awards and performance-based awards during 2021 is presented below (performance-based awards are shown at 100% of the shares originally granted).

	Stock-Settled Awards				Cash-Settled Awards				Performance-Based Awards
	Awards		Weighted- Average Grant-Date Fair Value (per award)		Awards		Weighted- Average Grant-Date Fair Value (per award)		Awards		Weighted- Average Grant-Date Fair Value (per award)
Non-vested as of January 1, 2021	5.7		$	22.18	0.1		$	22.40	4.8		$	19.61
Granted	0.9		26.96		—		—		0.5		21.98
Vested	(1.8)		23.01		0.0		23.57		(1.5)		21.22
Forfeited	(0.7)		22.12		0.0		22.41		(0.5)		19.71
Non-vested as of December 31, 2021	4.1		$	22.82	0.1		$	21.78	3.3		$	19.18
Total unrecognized compensation expense remaining	$	28.7			$	0.6			$	21.1
Weighted-average years expected to be recognized over	0.5				0.7				1.3