Acquisitions - Narrative (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Oct. 31, 2023 USD ($) store	Oct. 31, 2023 USD ($) store	Apr. 30, 2023 USD ($)
Business Acquisition [Line Items]
Number of stores | store	2,592	2,592
Goodwill	$ 619,667	$ 619,667	$ 615,342
Series of Individually Immaterial Business Acquisitions
Business Acquisition [Line Items]
Number of stores | store	60	60
Goodwill	$ 4,325	$ 4,325
Acquisition-related transaction costs	3,053	3,053
Revenue	$ 14,984	$ 17,568