Estimated Useful Lives (Detail)	12 Months Ended
	Dec. 28, 2019
Kegs
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Computer Software and Equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	2 years
Computer Software and Equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Office Equipment and Furniture | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Office Equipment and Furniture | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	7 years
Equipment and machinery
Property, Plant and Equipment [Line Items]
Estimated useful life	3 to 20 years, or the term of the production agreement, whichever is shorter
Equipment and machinery | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Equipment and machinery | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	20 years
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Estimated useful life	Lesser of the remaining term of the lease or estimated useful life of the asset
Building and Building Improvements
Property, Plant and Equipment [Line Items]
Estimated useful life	12 to 20 years, or the remaining useful life of the building, whichever is shorter
Building and Building Improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	12 years
Building and Building Improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	20 years