COMPUTATION OF NET LOSS PER SHARE (Tables)

6 Months Ended

Mar. 31, 2014

Earnings Per Share [Abstract]

Schedule of potenital common shares excluded from the diluted computation

The following potentially dilutive common shares are excluded from the computation of net loss per share.

	Three and Six Months Ended March 31,
	2014	2013
	(in thousands)
Outstanding stock options	3,014	2,130
Outstanding restricted stock units	2,393	2,388
ESPP shares	310	518
Convertible preferred stock	—	674
2014 Debentures	7,298	10,332
Term B Loan	1,887	1,887
Total potential common stock excluded from calculation	14,902	17,929