DISCONTINUED OPERATION: (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Jun. 30, 2011	Sep. 30, 2011	Sep. 30, 2012
Condensed financial statement information and results of the discontinued operation
Other income		$ 270
GAIN FROM DISCONTINUED OPERATION	270	270
Liabilities
Accrued expenses and other current liabilities		235	185
Total liabilities		$ 235	$ 185

Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Carrying value as of the balance sheet date of current obligations (due less than one year or one operating cycle, if longer) arising from the sale, disposal or planned sale in the near future (generally within one year) of a disposal group, including a component of the entity (discontinued operation).

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