Business segments and geographic information - Narrative (Details) - customer |
6 Months Ended | 12 Months Ended |
|---|---|---|
Dec. 29, 2023 |
Jun. 30, 2023 |
|
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Number of customers that contributed to more than 10% of trade accounts receivable | 2 | 3 |
| Largest customer 1 | Trade accounts receivable | Customer Concentration Risk | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Revenues, percentage | 10.00% | 10.00% |
| Largest customer 2 | Trade accounts receivable | Customer Concentration Risk | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Revenues, percentage | 10.00% | 10.00% |
| Largest customer 3 | Trade accounts receivable | Customer Concentration Risk | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Revenues, percentage | 10.00% | 10.00% |