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Investments Summary Operation Information (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Investments [Abstract]
Net revenue	$ 30,202	$ 26,594	$ 12,900
Gross margin	18,035	15,392	5,218
Net loss	$ (15,549)	$ (16,544)	$ (3,579)

The amount of gross profit (loss) reported by an equity method investment of the entity.

The amount of net income (loss) reported by an equity method investment of the entity.