Credit Losses (Tables)

12 Months Ended

Apr. 30, 2023

Credit Loss [Abstract]

Summary of Activity in Allowance for Credit Losses on Trade Receivables

The activity in the allowance for credit losses on the Company's trade receivables is as follows:

	(in thousands)
Balance at May 1, 2020	$	23,795
Provision for credit losses	15,763
Write-offs	(12,073)
Recoveries of amounts previously written off	311
Foreign currency translation	1,528
Balance at April 30, 2021	29,324
Provision for credit losses	21,552
Write-offs	(14,052)
Recoveries of amounts previously written off	702
Foreign currency translation	(1,142)
Balance at April 30, 2022	36,384
Provision for credit losses	22,493
Write-offs	(15,806)
Recoveries of amounts previously written off	585
Foreign currency translation	721
Balance at April 30, 2023	$	44,377

Schedule of Fair Value and Unrealized Losses on Available for Sale Debt Securities

The fair value and unrealized losses on available for sale debt securities, aggregated by investment category and the length of time the security has been in an unrealized loss position as of April 30, 2023 and 2022, are as follows:

	Less Than 12 Months				12 Months or longer				Balance Sheet Classification
	Fair Value		Unrealized Losses		Fair Value		Unrealized Losses		Cash and Cash Equivalents		Marketable Securities, Current		Marketable Securities, Non- Current
	(in thousands)
Balance at April 30, 2022
Commercial paper	$	37,002	$	125	$	4,499	$	1	$	15,489	$	26,012	$	—
Corporate notes/bonds	$	32,186	$	446	$	3,800	$	4	$	—	$	18,942	$	17,044
U.S. Treasury and Agency Securities	$	987	$	8	$	—	$	—	$	—	$	987	$	—
Balance at April 30, 2023
Commercial paper	$	8,229	$	26	$	3,492	$	4	$	—	$	11,721	$	—
Corporate notes/bonds	$	9,581	$	123	$	13,815	$	232	$	—	$	20,489	$	2,907