CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net (loss) earnings	$ (48)	$ 229	$ (3,320)	$ 4,566
Other comprehensive income (loss), net of tax:
Pension/postretirement obligations	(5)	(4)	(15)	(17)
Unrealized (loss) gain on cash flow hedges	(1)	4	(3)	6
Net investment hedges (loss) gain	(31)	135	(104)	159
Movement on available for sale debt securities	0	0	(1)	(96)
Share of other comprehensive income (loss) of equity method investments	12	(17)	104	(143)
Currency translation adjustments	147	(535)	294	(545)
Total other comprehensive income (loss)	121	(416)	274	(637)
Total comprehensive income (loss)	73	(187)	(3,046)	3,929
Comprehensive loss attributable to non-controlling interests	(161)	(79)	(411)	(206)
Comprehensive income (loss) attributable to Walgreens Boots Alliance, Inc.	$ 233	$ (108)	$ (2,634)	$ 4,135