Revenues from Contracts with Customers (Narrative) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Contract duration	1 year
Expected time of payment	3 days
Allowance for sales discounts, goods	$ 0	$ 0
Deferred revenue	135,000,000	267,000,000
Receivables	$ 133,000,000	$ 142,000,000
USSTC [Member]
Disaggregation of Revenue [Line Items]
Expected time of payment	1 day
Ste. Michelle [Member]
Disaggregation of Revenue [Line Items]
Expected time of payment	45 days