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Equity Compensation Plans (Tables)

12 Months Ended

May 31, 2021

Stock Option Activity

(options in thousands)		Options				Weighted-Average Exercise Price				Weighted-Average Grant Date Fair Value
Outstanding at May 31, 2018 (1,016 exercisable)			4,998			$	21.32			$	5.72
Granted			1,054				31.46				7.46
Exercised			(1,026	)			15.64				4.46
Forfeited			(256	)			23.54				6.21
Outstanding at May 31, 2019 (1,234 exercisable)			4,770				24.69				6.35
Granted			1,124				31.96				7.78
Exercised			(1,438	)			20.12				5.53
Forfeited			(132	)			28.72				7.10
Outstanding at May 31, 2020 (972 exercisable)			4,324				27.98				6.98
Granted			403				34.23				7.71
Exercised			(1,389	)			24.38				6.31
Forfeited			(381	)			28.99				7.20
Outstanding at May 31, 2021 (643 exercisable)			2,957				30.38				7.36

Summary of Stock Options Outstanding

The following is a summary of stock options outstanding at May 31, 2021:

		Options Outstanding												Options Exercisable
						Average
(options in thousands)						Contractual Life				Weighted-Average								Weighted-Average
Range of Exercise Price		Number				(in years)				Exercise Price				Number				Exercise Price
$10.75 - $20.00			54				3.1			$	15.65				51			$	15.45
$20.01 - $30.00			376				1.8				22.55				150				23.07
$30.01 - $31.50			1,150				2.1				30.87				299				30.76
$31.51 - $32.00			898				3.4				31.95				101				31.95
$32.01 - $35.28			479				4.1				34.07				42				33.53
			2,957				2.8				30.38				643				28.10

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options Intrinsic Value

		Year Ended
(in thousands)		May 31, 2021				May 31, 2020				May 31, 2019
Aggregate intrinsic value of options outstanding		$	46,667			$	32,988			$	22,798
Aggregate intrinsic value of options exercisable		$	11,617			$	10,814			$	10,222
Aggregate intrinsic value of options exerised		$	22,349			$	19,597			$	21,382

X

- Definition

Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year.

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Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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