CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	May. 31, 2015	May. 31, 2014	May. 31, 2015	May. 31, 2014
CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) [Abstract]
Net Earnings	$ 1,310	$ 756	$ 4,247	$ 2,218
Other comprehensive income (loss), net of tax:
Postretirement liability	(2)	(2)	(11)	4
Unrealized (loss) on cash flow hedges	0	(13)	(12)	(13)
Unrecognized gain on available-for-sale investments	74	40	263	75
Share of other comprehensive income (loss) of Alliance Boots	0	49	113	(7)
Currency translation adjustments	(149)	24	(639)	305
Total Other Comprehensive Income (Loss)	(77)	98	(286)	364
Total Comprehensive Income	1,233	854	3,961	2,582
Comprehensive income attributable to noncontrolling interests	4	42	44	65
Comprehensive Income Attributable to Walgreens Boots Alliance, Inc.	$ 1,229	$ 812	$ 3,917	$ 2,517