Revenue Recognition - Narrative (Details)	3 Months Ended	9 Months Ended
	Jan. 31, 2026 USD ($)	Jan. 31, 2026 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Impairment, contract assets	$ 0
Recognized revenue		$ 61,213,000
Revenue, remaining performance obligation	412,511,000	412,511,000
Product
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation	342,338,000	342,338,000
Service
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation	70,173,000	70,173,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-02-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation	$ 355,718,000	$ 355,718,000
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months	12 months