Revenue

9 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

Revenue

REVENUE

The following table presents our revenues from external customers disaggregated by segment and product line.

	Three Months Ended  September 30,				Nine Months Ended  September 30,
(In millions)	2021		2020		2021		2020
Refining & Marketing:
Refined products	$	29,257	$	15,356	$	75,594	$	45,893
Crude oil	1,687		990		4,999		2,868
Services and other	165		147		731		403
Total revenues from external customers	31,109		16,493		81,324		49,164
Midstream:
Refined products	441		166		1,027		460
Services and other	771		749		2,296		2,183
Total revenues from external customers	1,212		915		3,323		2,643
Sales and other operating revenues	$	32,321	$	17,408	$	84,647	$	51,807

We do not disclose information on the future performance obligations for any contract with expected duration of one year or less at inception. As of September 30, 2021, we do not have future performance obligations that are material to future periods.

Receivables

On the accompanying consolidated balance sheets, receivables, less allowance for doubtful accounts primarily consists of customer receivables. Significant, non-customer balances included in our receivables at September 30, 2021 include matching buy/sell receivables of $3.85 billion.