Significant Accounting Policies (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Accounting Policies [Abstract]
Bank overdrafts		$ 300,000	$ 576,000
Restricted cash		0	500,000
Allowance for doubtful accounts		25,000	25,000
Finite-Lived Intangible Assets [Line Items]
Goodwill, impairment loss		0	0	$ 0
Refundable deposits on kegs		3,400,000	3,900,000
Keg equipment, net of accumulated depreciation		8,500,000	9,200,000
Advertising expense		$ 23,500,000	$ 16,900,000	$ 14,800,000
Decrease to deferred tax liability recognized as reduction to income tax provision	$ 6,900,000
Buildings | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives		30 years
Buildings | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives		50 years
Brewery equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives		10 years
Brewery equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives		25 years
Furniture, fixtures and other equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives		2 years
Furniture, fixtures and other equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives		10 years
Vehicles
Property, Plant and Equipment [Line Items]
Estimated useful lives		5 years
Distribution rights
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives		15 years
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives		2 years