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Receivables (Rollforward Of The Allowance For Doubtful Accounts For Notes Receivable) (Details) (USD $) In Millions, unless otherwise specified			6 Months Ended
	Dec. 31, 2011	Jun. 30, 2011	Dec. 31, 2011 Current [Member]	Dec. 31, 2011 Long-term [Member]
Financing Receivable, Recorded Investment [Line Items]
Beginning balance, current	$ 5.6	$ 5.7
Beginning balance, long-term	9.0	9.4
Incremental provision			0.7	0.9
Recoveries			(0.4)	(0.8)
Chargeoffs			(0.4)	(0.5)
Ending balance, current	5.6	5.7
Ending balance, long-term	$ 9.0	$ 9.4

Reflects a reduction in bad debt expense attributable to collections of loans and lease receivables which had previously been fully or partially charged off as bad debts.

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- Definition

The sum of the periodic provision charged to operations, based on an assessment of the uncollectibility of the loan and lease portfolio, the offset to which is either added to or deducted from the allowance account for the purpose of reducing loan receivable and leases to an amount that approximates their net realizable value (the amount expected to be collected).

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