Revenue recognition - Narrative (Details) $ in Millions	9 Months Ended
	Mar. 31, 2026 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue recognized	$ 158
Remaining performance obligation, amount	$ 12,500
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-04-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation	67.00%
Remaining performance obligation, period	12 months