Basis of Presentation and Summary of Significant Accounting Policies Coronavirus Global Pandemic (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Liability for Estimated Sales Returns Due to Global Pandemic	$ 31.5
Cost of Goods Sold, Obsolete Finished Keg Inventories	18.5
Accounts Receivable, Allowance for Credit Loss	12.0	$ 12.0
Allowance for Obsolete Inventory	$ 22.0	$ 11.0