Description of Business, Accounting Policies, and Supplemental Disclosures - Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounting Policies [Abstract]
Liability for return allowance	$ 1,400	$ 1,300	$ 1,000
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Rights to recover products from customers	992	948	882
Sales Returns and Allowances
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Additions to allowance for returns	5,200	5,500	5,100
Deductions to allowance for returns	$ 5,100	$ 5,200	$ 4,900