Accounting Policies - Summary of Balance of Allowances for Credit Losses, Doubtful Accounts with Accounts Receivable and Changes (Details) $ in Millions	3 Months Ended
	Mar. 31, 2020 USD ($)
Financing Receivable Allowance For Credit Losses [Line Items]
Balance at January 1, 2020	$ 126
Current period provision	14
Write-offs charged against the allowance	(2)
Recoveries of amounts previously written off	0
Translation	(7)
Balance at March 31, 2020	131
Americas
Financing Receivable Allowance For Credit Losses [Line Items]
Balance at January 1, 2020	38
Current period provision	0
Write-offs charged against the allowance	(1)
Recoveries of amounts previously written off	0
Translation	(3)
Balance at March 31, 2020	34
Europe, Middle East & Africa
Financing Receivable Allowance For Credit Losses [Line Items]
Balance at January 1, 2020	78
Current period provision	14
Write-offs charged against the allowance	(1)
Recoveries of amounts previously written off	0
Translation	(4)
Balance at March 31, 2020	87
Asia
Financing Receivable Allowance For Credit Losses [Line Items]
Balance at January 1, 2020	10
Current period provision	0
Write-offs charged against the allowance	0
Recoveries of amounts previously written off	0
Translation	0
Balance at March 31, 2020	$ 10