CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Nov. 30, 2023	Nov. 30, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (278)	$ (3,816)
Other comprehensive loss, net of tax:
Pension/post-retirement obligations	56	(5)
Unrealized gain (loss) on cash flow hedges and other	5	(2)
Net investment hedges gain (loss)	3	(29)
Share of other comprehensive (loss) income of equity method investments	(15)	4
Cumulative translation adjustments	(54)	23
Total other comprehensive loss	(5)	(10)
Total comprehensive loss	(283)	(3,826)
Comprehensive loss attributable to non-controlling interests	(214)	(94)
Comprehensive loss attributable to Walgreens Boots Alliance, Inc.	$ (70)	$ (3,732)