Leases - Schedule of Cash Flow Information (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |
|---|---|---|---|
Dec. 28, 2025 |
Sep. 29, 2025 |
Dec. 29, 2024 |
|
| Cash (used in) provided by operating activities from continuing operations: | |||
| Cash paid for operating leases | $ (6.1) | $ (4.1) | $ (4.1) |
| Cash received for tenant allowance on operating lease | 0.0 | 0.0 | 0.0 |
| Cash paid for interest portion of financing leases | 0.0 | (0.1) | (0.1) |
| Cash used in financing activities: | |||
| Cash paid for principal portion of finance leases | $ 0.0 | $ (0.1) | $ (0.1) |