Concentration of Risk and Segment Data - Schedule of Revenues Disaggregated by Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	May 31, 2026	May 31, 2025	May 31, 2026	May 31, 2025
Disaggregation of Revenue [Line Items]
Net revenue	$ 8,751	$ 7,828	$ 25,338	$ 21,550
Segment income	445	403	1,102	845
Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	8,751	7,828	25,338	21,550
Segment expenses	8,247	7,408	23,944	20,449
Segment income	$ 504	$ 420	$ 1,394	$ 1,101
Segment income margin	5.80%	5.40%	5.50%	5.10%
Point in time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 2,693	$ 2,370	$ 8,579	$ 5,781
Over time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	6,058	5,458	16,759	15,769
Regulated Industries \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	3,181	3,056	9,280	8,754
Segment expenses	3,001	2,888	8,778	8,316
Segment income	$ 180	$ 168	$ 502	$ 438
Segment income margin	5.60%	5.50%	5.40%	5.00%
Regulated Industries \| Point in time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 141	$ 96	$ 392	$ 364
Regulated Industries \| Over time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	3,040	2,960	8,888	8,390
Intelligent Infrastructure \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	4,169	3,433	12,050	8,576
Segment expenses	3,913	3,252	11,361	8,134
Segment income	$ 256	$ 181	$ 689	$ 442
Segment income margin	6.10%	5.30%	5.70%	5.10%
Intelligent Infrastructure \| Point in time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 2,053	$ 1,870	$ 6,736	$ 4,193
Intelligent Infrastructure \| Over time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	2,116	1,563	5,314	4,383
Connected Living and Digital Commerce \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	1,401	1,339	4,008	4,220
Segment expenses	1,333	1,268	3,805	3,999
Segment income	$ 68	$ 71	$ 203	$ 221
Segment income margin	4.90%	5.30%	5.10%	5.20%
Connected Living and Digital Commerce \| Point in time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 499	$ 404	$ 1,451	$ 1,224
Connected Living and Digital Commerce \| Over time \| Operating Segments
Disaggregation of Revenue [Line Items]
Net revenue	$ 902	$ 935	$ 2,557	$ 2,996