Earnings Per Share - Computation of Basic and Diluted Earnings Per Share Attributable to Controlling Interest (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Numerator (basic & diluted):
Net earnings from continuing operations	$ 22,000	$ 29,751	$ 66,763	$ 75,625
Denominator:
Denominator for basic EPS from continuing operations - weighted average common shares	49,315	48,587	49,113	48,541
Effect of dilutive securities	1,102	906	1,158	815
Denominator for diluted EPS from continuing operations - Weighted average common shares	50,417	49,493	50,271	49,356
Basic EPS from continuing operations	$ 0.45	$ 0.61	$ 1.36	$ 1.56
Diluted EPS from continuing operations	$ 0.44	$ 0.6	$ 1.33	$ 1.53