Income Taxes Income Taxes - Deferred Tax Balances (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2020		Dec. 31, 2021
Assets
Deferred Tax Assets, Tax Loss And Tax Credit Carryforwards	[1],[2]	$ 497		$ 464
Deferred Tax Assets, Accrued Employee Benefits		1,415		904
Deferred Tax Assets, Other Accruals and Reversals		365	[3]	309
Deferred Tax Assets, Inventory		127		153
Deferred Tax Assets, Research and Development Capitalization		186		224
Deferred Tax Assets, Investments		56		36
Unrealized Exchange Gains / Losses		2		0
Deferred Tax Liabilities, Other		0		0
Deferred Tax Assets, Other		91		105
Deferred Tax Assets, Gross		2,739		2,195
Deferred Tax Assets, Valuation Allowance	[1]	(453)		(366)
Deferred Tax Assets, Net of Valuation Allowance		2,286		1,829
Liabilities
Deferred Tax Liabilities, Property		297	[3]	341
Deferred Tax Liabilities, Intangible Assets		2,418		2,260
Deferred Tax Liabilities, Unrealized Exchange Gains/Losses		0		10
Deferred Tax Liabilities, Gross		2,715		2,611
Net Deferred Tax Liability		(429)		(782)
Deferred Tax Assets, Operating Loss Carryforwards, Domestic				$ 61
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount		$ 19

[1] In connection with the company's 2021 internal legal entity restructuring, the company reduced various state net operating loss carryforwards and corresponding full valuation allowances by $61 million. There was no impact on the statement of operations. During the year ended December 31, 2020, the company established a $19 million state tax valuation allowance in the U.S. based on a change in judgement about the realizability of a deferred tax asset.

[2] Primarily related to the realization of recorded tax benefits on tax loss and credit carryforwards from operations in the United States, Brazil, and Spain.

[3] Prior year classifications in property and other accruals and reserves have been adjusted from their previous presentation. Adjustments did not impact the amount of the net deferred tax asset (liability) recorded in the Consolidated Balance Sheets.