v2.4.0.8

Goodwill and Acquired Intangible Assets (Schedule Of Movements of Goodwill by Reportable Segment) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013
Goodwill [Roll Forward] |  |
Balance, beginning of period | $ 769,095 | $ 610,347
Foreign currency translation and other adjustments | (16,457) | 4,568
Balance, end of period | 1,012,527 | 769,095
Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Balance, beginning of period | 720,548 | 585,469
Foreign currency translation and other adjustments | (16,260) | 4,476
Balance, end of period | 959,768 | 720,548
Services [Member] |  |
Goodwill [Roll Forward] |  |
Balance, beginning of period | 48,547 | 24,878
Foreign currency translation and other adjustments | (197) | 92
Balance, end of period | 52,759 | 48,547
Servigistics [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 139,833
Servigistics [Member] | Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 127,033
Servigistics [Member] | Services [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 12,800
NetIDEAS [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 10,196
NetIDEAS [Member] | Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 0
NetIDEAS [Member] | Services [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 10,196
Enigma [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 4,151
Enigma [Member] | Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 3,570
Enigma [Member] | Services [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired |  | 581
ThingWorx [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 102,190 |
ThingWorx [Member] | Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 102,190 |
ThingWorx [Member] | Services [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 0 |
Atego [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 27,256 |
Atego [Member] | Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 27,256 |
Atego [Member] | Services [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 0 |
Axeda [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 130,443 |
Axeda [Member] | Software Products [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | 126,034 |
Axeda [Member] | Services [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill acquired | $ 4,409 |

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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- Details
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X
- Definition Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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