Related parties (Tables)

9 Months Ended

May 31, 2018

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

Related party transactions (in millions):

	Three months ended May 31,				Nine months ended May 31,
	2018		2017		2018		2017
Purchases, net	$	15,830	$	10,703	$	39,566	$	31,941

	May 31, 2018		August 31, 2017
Trade accounts payable, net	$	5,802	$	4,384