Concentration of Risk and Segment Data - Schedule of Segment Income and Reconciliation of Income Before Income Tax (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	Feb. 28, 2026	Feb. 28, 2025
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	$ 374	$ 245	$ 657	$ 442
Reconciling items:
Amortization of intangibles	(23)	(15)	(42)	(28)
Stock-based compensation expense and related charges	(27)	(21)	(90)	(65)
Restructuring, severance and related charges	(5)	(45)	(81)	(128)
Loss from the divestiture of businesses	(2)	0	0	0
Acquisition and divestiture related charges	(6)	(8)	(21)	(8)
Interest expense, net	(43)	(37)	(77)	(75)
Income before income tax	300	184	520	323
Hanley Energy Group | Foreign Exchange | Forward contracts
Reconciling items:
Derivative instruments not designated as hedging instruments, gain (loss), net	11		8
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	436	334	890	681
Segment Reconciling Items
Reconciling items:
Amortization of intangibles	(23)	(15)	(42)	(28)
Stock-based compensation expense and related charges	(27)	(21)	(90)	(65)
Restructuring, severance and related charges	(5)	(45)	(81)	(128)
Business interruption and impairment charges, net	0	0	0	(9)
Loss from the divestiture of businesses	(2)	0	0	0
Acquisition and divestiture related charges	(6)	(8)	(21)	(8)
Other expense (net of periodic benefit cost)	(30)	(24)	(59)	(45)
Interest expense, net	$ (43)	$ (37)	$ (77)	$ (75)