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Revenue recognition - Narrative (Details) - Revenues - Customer concentration risk | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 23, 2025 | Feb. 25, 2024 | Feb. 23, 2025 | Feb. 25, 2024
Customer A |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Concentration risk percentage | 54.00% | 52.00% | 43.00% | 40.00%
Customer B |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Concentration risk percentage | 18.00% | 14.00% | 20.00% | 19.00%
Customer C |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Concentration risk percentage |  |  | 11.00% | 10.00%

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