Condensed Consolidated Statements of Comprehensive Income - USD ($)	3 Months Ended		9 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Condensed Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 8,469,000	$ 865,000	$ 20,641,000	$ 903,000
Other comprehensive income (loss), net of tax:
Foreign currency translation gain (loss)	1,614,000	1,015,000	(90,000)	1,183,000
Total other comprehensive income (loss), net of tax	1,614,000	1,015,000	(90,000)	1,183,000
Comprehensive income	$ 10,083,000	$ 1,880,000	$ 20,551,000	$ 2,086,000