Concentration of Risk and Segment Data - Schedule of Revenues Disaggregated by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	Feb. 28, 2026	Feb. 28, 2025
Disaggregation of Revenue [Line Items]
Net revenue	$ 8,282	$ 6,728	$ 16,587	$ 13,722
Segment income	374	245	657	442
Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	8,282	6,728	16,587	13,722
Segment expenses	7,846	6,394	15,697	13,041
Segment income	$ 436	$ 334	$ 890	$ 681
Segment income margin	5.30%	5.00%	5.40%	5.00%
Point in time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 2,912	$ 1,715	$ 5,886	$ 3,411
Over time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	5,370	5,013	10,701	10,311
Regulated Industries | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	3,026	2,741	6,099	5,698
Segment expenses	2,881	2,609	5,777	5,428
Segment income	$ 145	$ 132	$ 322	$ 270
Segment income margin	4.80%	4.80%	5.30%	4.70%
Regulated Industries | Point in time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 127	$ 133	$ 251	$ 268
Regulated Industries | Over time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	2,899	2,608	5,848	5,430
Intelligent Infrastructure | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	4,028	2,647	7,881	5,143
Segment expenses	3,797	2,506	7,448	4,882
Segment income	$ 231	$ 141	$ 433	$ 261
Segment income margin	5.70%	5.30%	5.50%	5.10%
Intelligent Infrastructure | Point in time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 2,358	$ 1,217	$ 4,683	$ 2,323
Intelligent Infrastructure | Over time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	1,670	1,430	3,198	2,820
Connected Living and Digital Commerce | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	1,228	1,340	2,607	2,881
Segment expenses	1,168	1,279	2,472	2,731
Segment income	$ 60	$ 61	$ 135	$ 150
Segment income margin	4.90%	4.50%	5.20%	5.20%
Connected Living and Digital Commerce | Point in time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 427	$ 365	$ 952	$ 820
Connected Living and Digital Commerce | Over time | Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 801	$ 975	$ 1,655	$ 2,061