Equity (Tables)

3 Months Ended

Oct. 31, 2013

Equity [Abstract]

Changes in the components of equity

	Three Months Ended October 31, 2013
	Attributable to Straight Path			Noncontrolling Interests			Total
	(in thousands)
Balance, July 31, 2013	$	14,229		$	(374	)	$	13,855
Stock-based compensation		156			—			156
Net loss		(391	)		(26	)		(417	)
Balance, October 31, 2013	$	13,994		$	(400	)	$	13,594