XML 87 R73.htm IDEA: XBRL DOCUMENT v3.20.4
Other Financial Information - Accounts Receivable, Net (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Other Financial Information [Abstract]    
Accounts receivable $ 5,560 $ 4,351
Less: chargebacks 552 655
Less: cash discounts and other 72 74
Less: allowances for credit losses 44 40
Accounts receivable, net $ 4,892 $ 3,582