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
	Aug. 31, 2024	Aug. 31, 2023
Numerator (basic & diluted):
Net earnings from continuing operations attributable to controlling interest	$ 24,253	$ 26,831
Denominator (shares in thousands):
Basic EPS from continuing operations - weighted average common shares	49,487	48,842
Effect of dilutive securities	878	1,044
Diluted EPS from continuing operations - weighted average common shares	50,365	49,886
Basic EPS from continuing operations	$ 0.49	$ 0.55
Diluted EPS from continuing operations	$ 0.48	$ 0.54