Accounts Receivable (Tables)

9 Months Ended

Sep. 30, 2016

Accounts Receivable Net [Abstract]

Schedule Of Components Of Accounts Receivable

	September 30, 2016			December 31, 2015
	(Millions)
Oil, gas and NGL sales	$	404		$	362
Joint interest billings		75			211
Marketing and midstream revenues		562			520
Other		69			30
Gross accounts receivable		1,110			1,123
Allowance for doubtful accounts		(18	)		(18	)
Net accounts receivable	$	1,092		$	1,105