Allowance For Doubtful Accounts (Changes In Carrying Amount Of Allowance For Doubtful Accounts) (Details) (USD $)	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Allowance For Doubtful Accounts [Abstract]
Beginning balance of allowance for doubtful accounts	$ 5,424,000	$ 4,868,000	$ 4,208,000
Bad debt expense for the period	3,443,000	2,602,000	4,683,000
Write-off /adjustments	(3,212,000)	(2,046,000)	(4,023,000)
Ending balance of allowance for doubtful accounts	5,655,000	5,424,000	4,868,000
Unbilled Contracts Receivable	$ 18,000,000	$ 12,600,000

Amount of the current period expense charged against operations, the offset which is generally to the allowance for doubtful accounts for the purpose of reducing receivables, including notes receivable, to an amount that approximates their net realizable value (the amount expected to be collected).

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Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

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