Property, Plant, and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Other Assets and Liabilities
Total	$ 5,997	$ 4,301
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(2,285)	(2,183)
Property, Plant and Equipment, Net	3,712	2,118
Land and land improvements
Other Assets and Liabilities
Total	1,005	567
Buildings and building improvements
Other Assets and Liabilities
Total	$ 2,253	1,804
Estimated Useful Life (Years)	40 years
Furniture and equipment
Other Assets and Liabilities
Total	$ 1,396	1,136
Furniture and equipment | Min
Other Assets and Liabilities
Estimated Useful Life (Years)	3 years
Furniture and equipment | Max
Other Assets and Liabilities
Estimated Useful Life (Years)	15 years
Leasehold improvements
Other Assets and Liabilities
Total	$ 995	719
Construction in progress
Other Assets and Liabilities
Total	196	21
Finance leases
Other Assets and Liabilities
Total	$ 152	$ 54