Accounts Receivable - Summary of Changes in Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Receivables [Abstract]
Balance	$ (3,909)	$ (3,549)
Additions charged to costs and expenses	(645)	(2,044)	$ (2,426)
Deductions	620	1,659
Balance	$ (3,934)	$ (3,934)