The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

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An amount representing an agreement for an unconditional promise by the maker to pay the Company (holder) a definite sum of money within one year from the balance sheet date (or the normal operating cycle, whichever is longer), net of any write-downs taken for collection uncertainty on the part of the holder. Such amount may include accrued interest receivable in accordance with the terms of the debt. The debt also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. This amount does not include amounts related to receivables held-for-sale.

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- Definition

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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Note 19 - Impairment and Restructuring (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended				3 Months Ended					12 Months Ended	3 Months Ended	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2010 Gaming Operations Equipment [Member] Alabama [Member]	Sep. 30, 2012 Walker Digital Gaming [Member]	Sep. 30, 2012 Severance, Lease Termination, And Other Wind-Down Costs [Member]	Sep. 30, 2012 Entraction Holding AB [Member]	Sep. 30, 2011 Underperforming Fixed Assets [Member]	Sep. 30, 2011 Corporate Assets Held For Sale [Member]	Sep. 30, 2010 DigiDeal [Member]	Sep. 30, 2012 Alabama [Member]	Sep. 30, 2011 Alabama [Member]	Sep. 30, 2010 Alabama [Member]	Sep. 30, 2012 Severance [Member]	Sep. 30, 2012 Other Restructuring [Member]
Asset Impairment Charges	$ 40.6	$ 31.3	$ 93.5	$ 6.6	$ 14.6		$ 11.5	$ 4.3	$ 7.9	$ 2.4	$ 12.8	$ 3.6	$ 61.3
Allowance for Notes, Loans and Financing Receivable, Noncurrent													51.9
Allowance for Doubtful Accounts Receivable													2.8
Notes, Loans and Financing Receivable, Net, Current	218.2	167.1									16.5	29.3
Restructuring Charges						3.6
Restructuring Reserve														$ 5.0	$ 5.6
Restructuring and Related Cost, Number of Positions Eliminated, Period Percent			16.00%