SCHEDULE II - VALUATION & QUALIFYING ACCOUNTS (Details) (USD $) In Millions	12 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2009
Allowance for Doubtful Accounts
Movement in Valuation Allowances and Reserves
Balance at Beginning of Year	$ 42.0	$ 42.0	$ 24.8
Additions Charged to Expense	2.0	16.6	25.7
Reductions	(14.5)	(16.6)	(8.5)
Balance at End of Year	29.5	42.0	42.0
Geesink
Movement in Valuation Allowances and Reserves
Reductions			(3.2)
BAI
Movement in Valuation Allowances and Reserves
Reductions		$ (1.9)

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690

+ Details

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- Definition

+ References

+ Details

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- Definition

Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

+ References

+ Details

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