Note 11 - Stock Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Nonvested Share Activity [Table Text Block]

	Options					SARs					RSUs					PSUs
														Grant-Date					Grant-Date
	Shares			Exercise Price*		Shares			Exercise Price*		Shares			Fair Value*		Shares			Fair Value*
December 31, 2020		0.6		$	16.27		0.1		$	16.50		2.5		$	18.27		0.8		$	15.18
Granted												0.9			23.44		0.2			26.81
Exercised or vested		(0.4	)		16.31		(0.1	)		16.77		(0.5	)		25.81		(0.1	)		16.27
Forfeited or expired												(0.5	)		18.17		(0.4	)		16.54
December 31, 2021		0.2			16.18		—					2.4			17.25		0.5			17.71

Share-based Payment Arrangement, Cost by Plan [Table Text Block]

	2021		2020		2019
Total stock compensation expense	$	17	$	14	$	19
Total grant-date fair value of awards vested		15		16		16
Cash received from exercise of stock options		5
Cash paid to settle SARs and RSUs		2		2		2
Intrinsic value of stock options and SARs exercised		2				1
Intrinsic value of RSUs and PSUs vested		14		14		17