Operating leases (Tables)

6 Months Ended

Feb. 28, 2019

Leases [Abstract]

Reserve for Facility Closings and Related Lease Termination Charges

The changes in reserve for facility closings and related lease termination charges include the following (in millions):

	For the six months ended February 28, 2019			For the twelve months ended August 31, 2018
Balance at beginning of period	$	964		$	718
Provision for present value of non-cancellable lease payments on closed facilities	1			52
Changes in assumptions	21			19
Accretion expense	20			58
Other - non cash1	86			338
Cash payments, net of sublease income	(164		)	(221		)
Balance at end of period	$	928		$	964

¹  Represents unfavorable lease liabilities from acquired Rite Aid stores.