Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021
Income Tax Disclosure [Abstract]
Provision (benefit) for income taxes	$ (387)	$ 372	$ 1,116	$ 1,061
Effective Tax Rate	72.90%	(7.84%)	(7.11%)	(4.54%)