Goodwill and Purchased Intangible Assets (Details 2) - USD ($) $ in Millions	Mar. 31, 2016	Sep. 30, 2015
Details of the Company's goodwill allocated to the reportable segments
Gross	$ 2,116.0	$ 2,111.1
Accumulated Impairment	(1,110.0)	(1,110.0)
Net	1,006.0	1,001.1
Access Equipment
Details of the Company's goodwill allocated to the reportable segments
Gross	1,811.1	1,806.3
Accumulated Impairment	(932.1)	(932.1)
Net	879.0	874.2
Fire and Emergency
Details of the Company's goodwill allocated to the reportable segments
Gross	108.1	108.1
Accumulated Impairment	(2.0)	(2.0)
Net	106.1	106.1
Commercial
Details of the Company's goodwill allocated to the reportable segments
Gross	196.8	196.7
Accumulated Impairment	(175.9)	(175.9)
Net	$ 20.9	$ 20.8

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.

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=35741047&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

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Amount before 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
-Subparagraph (a,h)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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