DEBT (Tables)

6 Months Ended

Jan. 31, 2017

Net Carrying Value of the Notes

	January 31, 2017			July 31, 2016
	(In thousands)
Carrying amount of equity component (net of allocated debt issuance costs)	$	26,961		$	27,099
Principal amount of Notes	$	67,625		$	69,625
Unamortized debt discount		(9,207	)		(11,443	)
Unamortized debt issuance costs		(815	)		(1,013	)
Net carrying amount	$	57,603		$	57,169

Summary of Interest Expense Related to Convertible Notes

	Three Months Ended January 31,				Six Months Ended January 31,
	2017		2016		2017		2016
	(In thousands)
Interest expense related to contractual interest coupon	$	888	$	1,323	$	1,823	$	2,646
Interest expense related to accretion of the discount		999		1,258		1,940		2,473
Interest expense related to debt issuance costs		89		111		172		219
	$	1,976	$	2,692	$	3,935	$	5,338