Revenue Recognition - Contract Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Disaggregation of Revenue [Line Items]
Total net revenue	$ 5,005	$ 4,386	$ 3,790
Design
Disaggregation of Revenue [Line Items]
Total net revenue	4,264	3,772	3,268
Make
Disaggregation of Revenue [Line Items]
Total net revenue	452	364	296
Other
Disaggregation of Revenue [Line Items]
Total net revenue	289	250	226
Indirect
Disaggregation of Revenue [Line Items]
Total net revenue	3,250	2,849	2,600
Direct
Disaggregation of Revenue [Line Items]
Total net revenue	1,755	1,537	1,190
Americas
Disaggregation of Revenue [Line Items]
Total net revenue	2,092	1,765	1,542
U.S.
Disaggregation of Revenue [Line Items]
Total net revenue	1,720	1,457	1,282
Other Americas
Disaggregation of Revenue [Line Items]
Total net revenue	372	308	260
Europe, Middle East and Africa
Disaggregation of Revenue [Line Items]
Total net revenue	1,906	1,700	1,473
Asia Pacific
Disaggregation of Revenue [Line Items]
Total net revenue	1,007	921	775
Architecture, Engineering and Construction
Disaggregation of Revenue [Line Items]
Total net revenue	2,278	1,969	1,649
AutoCAD and AutoCAD LT
Disaggregation of Revenue [Line Items]
Total net revenue	1,387	1,244	1,099
Manufacturing
Disaggregation of Revenue [Line Items]
Total net revenue	978	876	799
Media and Entertainment
Disaggregation of Revenue [Line Items]
Total net revenue	291	259	219
Other
Disaggregation of Revenue [Line Items]
Total net revenue	$ 71	$ 38	$ 24