Note 14 - Share-based Compensation (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

						Weighted-
						average
				Weighted-		remaining		Aggregate
	Number			average		contractual		intrinsic
	of shares			exercise		term		value
	(in thousands)			price		(in years)		(in thousands)
Options outstanding as of December 31, 2021		11,904		$	22.31
Exercised		(1,765	)		19.91
Forfeited and expired		(193	)		18.47
Options outstanding as of September 30, 2022		9,946			22.81		6.03	$	68,676
Options expected to vest as of September 30, 2022		9,921			22.82		6.03		68,440
Options exercisable as of September 30, 2022		8,139			23.51		5.68		51,740

Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

				Weighted
	Number			average
	of shares			grant-date
	(in thousands)			fair value
Non-vested shares and share units at December 31, 2021		10,594		$	25.83
Granted		4,288			34.01
Vested		(3,238	)		24.77
Forfeited		(275	)		28.08
Non-vested shares and share units at September 30, 2022		11,369		$	29.16

Share-Based Payment Arrangement, Performance Shares, Activity [Table Text Block]

				Weighted
	Number			average
	of shares			grant-date
	(in thousands)			fair value
Non-vested share units at December 31, 2021		3,684		$	34.17
Granted		1,761			40.76
Vested		(139	)		32.18
Performance adjustments		366			34.46
Forfeited		(76	)		32.39
Non-vested share units at September 30, 2022		5,596		$	36.28