Postretirement Plans - Additional Information (Detail) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 10, 2026 |
Oct. 04, 2025 |
Oct. 10, 2026 |
Oct. 04, 2025 |
|
| Plan No. 1 | ||||
| Pension and Other Postretirement Benefits Disclosure [Line Items] | ||||
| Voluntarily contributions made by an employer | $ 0 | $ 0 | $ 0 | $ 0 |