Accounts Receivable (Tables)

3 Months Ended

Mar. 31, 2021

Accounts Receivable [Abstract]

Accounts Receivable

($ in millions)	March 31, 2021		December 31, 2020
Retail and wholesale	$	592	$	608
Other		75		75
Less: Allowance for doubtful accounts		(148)		(130)
Accounts receivable, net	$	519	$	553

Schedule Of Allowance For Doubtful Accounts

	For the three months ended March 31,
($ in millions)	2021		2020
Bad debt expense	$	10	$	14