UNAUDITED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
UNAUDITED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
NET EARNINGS	$ 31,413	$ 19,846	$ 54,931	$ 37,206
OTHER COMPREHENSIVE INCOME, NET OF TAX:
Foreign currency translation adjustments	(506)	520	(440)	557
Other comprehensive income	(506)	520	(440)	557
TOTAL COMPREHENSIVE INCOME	$ 30,907	$ 20,366	$ 54,491	$ 37,763