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Revenue Recognition - International Distribution Agreement (Details) - Anheuser-Busch, LLC (A-B) - USD ($) $ in Millions	6 Months Ended		12 Months Ended	80 Months Ended
	Dec. 31, 2018	Jun. 30, 2018	Dec. 31, 2019	Aug. 31, 2026	Jan. 01, 2018
Disaggregation of Revenue [Line Items]
Remaining performance obligation		$ 34.0
Remaining performance obligation, expected period of satisfaction		10 years
Deferred revenue due to contract liabilities		$ 4.7			$ 3.4
Deferred revenue recognized		$ 1.7
Forecast
Disaggregation of Revenue [Line Items]
Deferred revenue recognized	$ 1.7		$ 3.4	$ 22.6