Equity (Tables)

6 Months Ended

Jan. 31, 2014

Equity [Abstract]

Changes in the components of equity

	Six Months Ended January 31, 2014
	Attributable to Straight Path			Noncontrolling Interests			Total
	(in thousands)
Balance, July 31, 2013	$	14,229		$	(374	)	$	13,855
Stock-based compensation		498			—			498
Net loss		(1,118	)		(167	)		(1,285	)
Balance, January 31, 2014	$	13,609		$	(541	)	$	13,068