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Commitments and Contingencies - Additional Information (Detail) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 26, 2020 USD ($) vendor | Dec. 28, 2019 USD ($)
Commitments and Contingencies Disclosure [Line Items] |  |
Company's current brewing and packaging percentage | 33.00% | 23.00%
Prepaid brewing service fees current | $ 30,230 | $ 12,077
Prepaid expense, current | 56,800 |
Commitments [Member] |  |
Commitments and Contingencies Disclosure [Line Items] |  |
Estimated volume commitments contractual shortfall fees | 70,700 |
City Brewing |  |
Commitments and Contingencies Disclosure [Line Items] |  |
Payments for capital improvements | 71,600 |
Prepaid Third-party Brewing Fees |  |
Commitments and Contingencies Disclosure [Line Items] |  |
Prepaid brewing service fees current | 14,800 |
Prepaid brewing service fees | $ 71,600 |
Minimum |  |
Commitments and Contingencies Disclosure [Line Items] |  |
Company's current brewing and packaging percentage | 65.00% |
Barley, Wheat and Malt |  |
Commitments and Contingencies Disclosure [Line Items] |  |
Number of suppliers | vendor | 4 |
Purchase commitments outstanding | $ 22,500 |
Hops |  |
Commitments and Contingencies Disclosure [Line Items] |  |
Purchase commitments | $ 29,500 |

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