Partnership Capital Subject to Mandatory Redemption - Additional Information (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||||
|---|---|---|---|---|---|---|---|
Sep. 25, 2026 |
Sep. 25, 2026 |
Sep. 26, 2025 |
Sep. 25, 2026 |
Sep. 26, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Partners Capital Account [Line Items] | |||||||
| Outstanding amount of partner loans financed through the Partnership | $ 12 | $ 12 | $ 495 | $ 12 | $ 495 | $ 424 | $ 473 |
| Limited partnership's minimum return, value | 32 | $ 32 | 97 | $ 97 | |||
| Profits Interests Notional Capital Registered | $ 100 | $ 100 | $ 100 | ||||
| Class A Limited Partner [Member] | |||||||
| Partners Capital Account [Line Items] | |||||||
| Limited Partnership Capital | 7.50% | 7.50% | 7.50% | 7.50% | 7.50% | ||
| 2025 issuance/registration | |||||||
| Partners Capital Account [Line Items] | |||||||
| Limited partnership amount registered | $ 1,400 | $ 1,400 | $ 1,400 | ||||