Susequent Event	6 Months Ended
Jul. 31, 2012
Subsequent Events [Abstract]
Subsequent Events [Text Block]	Subsequent Events On August 22, 2012, the Board of Directors of the Company approved a world-wide restructuring plan that includes a reduction in force and the consolidation of certain leased facilities. The Company expects to substantially complete the reduction in force and the facilities consolidation by the end of its fourth quarter of fiscal 2013. The Company anticipates incurring pre-tax restructuring charges of $50.0 million to $60.0 million, all of which would result in cash expenditures and of which $44.0 million to $52.0 million would be for one-time employee termination benefits and $6.0 million to $8.0 million would be for facilities-related costs. Approximately $40.0 million to $45.0 million of these pre-tax charges will be expensed in the third quarter of fiscal 2013 with most of the remainder in the fourth quarter of fiscal 2013. On August 1, 2012, Autodesk acquired Socialcam, Inc, (“Socialcam”) for approximately $59.5 million. Socialcam was a privately held web-based company offering a smartphone application and web-based service that allows users to capture, edit, and share video. Socialcam will be integrated into Autodesk’s PSEB segment. The initial accounting for this acquisition was not complete as of September 5, 2012, due to the timing of the acquisition.

Subsequent Events

On August 22, 2012, the Board of Directors of the Company approved a world-wide restructuring plan that includes a reduction in force and the consolidation of certain leased facilities. The Company expects to substantially complete the reduction in force and the facilities consolidation by the end of its fourth quarter of fiscal 2013. The Company anticipates incurring pre-tax restructuring charges of $50.0 million to $60.0 million, all of which would result in cash expenditures and of which $44.0 million to $52.0 million would be for one-time employee termination benefits and $6.0 million to $8.0 million would be for facilities-related costs. Approximately $40.0 million to $45.0 million of these pre-tax charges will be expensed in the third quarter of fiscal 2013 with most of the remainder in the fourth quarter of fiscal 2013.

On August 1, 2012, Autodesk acquired Socialcam, Inc, (“Socialcam”) for approximately $59.5 million. Socialcam was a privately held web-based company offering a smartphone application and web-based service that allows users to capture, edit, and share video. Socialcam will be integrated into Autodesk’s PSEB segment. The initial accounting for this acquisition was not complete as of September 5, 2012, due to the timing of the acquisition.