Equity (Tables)

12 Months Ended

Sep. 30, 2014

Equity [Abstract]

Schedule of Stock Options Activity

The following table summarizes stock option activity under the Equity Plans for our fiscal year ended September 30, 2014:

	Number of Shares		Weighted Average Exercise Price	Weighted Average Remaining Contractual Life (in years)	Aggregate Intrinsic Value (*) (in thousands)
Outstanding as of September 30, 2013	1,745,948		$17.78
Granted	44,825		$4.65
Exercised	(120,761	)	$4.86		$100
Forfeited	(51,918	)	$4.72
Expired	(186,904	)	$16.80
Outstanding as of September 30, 2014	1,431,190		$19.06	3.45	$507
Exercisable as of September 30, 2014	1,280,768		$20.74	2.93	$327
Vested and expected to vest as of September 30, 2014	1,409,788		$19.28	3.38	$484

(*) Intrinsic value for stock options represents the “in-the-money” portion or the positive variance between a stock option's exercise price and the underlying stock price. For the fiscal ended September 30, 2013 and 2012 the intrinsic value of options exercised was $94,000 and $12,000.

Schedule of Valuation Assumptions

The fair value of each stock option grant was estimated on the date of grant using the Black-Scholes option valuation model, adhering to the straight-line attribution approach using the following weighted-average assumptions, of which the expected term and stock price volatility rate are highly subjective:

	For the Fiscal Years Ended September 30,
	2014			2013			2012
Black-Scholes weighted average assumptions:
Expected dividend rate	—		%	—		%	—		%
Expected stock price volatility rate	92.8		%	96.7		%	101.8		%
Risk-free interest rate	1.9		%	1.2		%	0.8		%
Expected term (in years)	6.0			6.0			5.4
Weighted average grant date fair value per share of stock options granted:	$	3.53		$	3.45		$	3.54

Schedule of Restricted Stock Activity

The following table summarizes the activity related to RSAs and RSUs:

Restricted Stock Activity	Restricted Stock Awards			Restricted Stock Units
	Number of Shares		Weighted Average Grant Date Fair Value	Number of Shares		Weighted Average Grant Date Fair Value
Non-vested as of September 30, 2013	99,561		$5.84	854,928		$4.51
Granted	—		$0.00	661,500		$4.89
Vested	(97,098	)	$5.85	(411,406	)	$4.64
Forfeited	(2,463	)	$5.68	(138,443	)	$4.54
Non-vested as of September 30, 2014	—		$0.00	966,579		$4.71

Schedule of Stock-based Compensation Expense - By Award Type

The effect of recording stock-based compensation expense was as follows:

Stock-based Compensation Expense - by award type	For the Fiscal Years Ended September 30,
(in thousands)	2014		2013		2012
Employee stock options	$	196	$	495	$	2,563
Restricted stock awards and units	2,489		2,006		3,211
Employee stock purchase plan	421		501		666
401(k) match in common stock	966		1,041		1,034
Outside director fees in common stock	367		166		282
Total stock-based compensation expense	$	4,439	$	4,209	$	7,756

Schedule Stock-based Compensation Expense - By Expense Type

Stock-based Compensation Expense - by expense type	For the Fiscal Years Ended September 30,
(in thousands)	2014		2013		2012
Cost of revenue	$	900	$	1,143	$	1,566
Selling, general, and administrative	2,372		1,754		3,889
Research and development	1,167		1,312		2,301
Total stock-based compensation expense	$	4,439	$	4,209	$	7,756

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of basic and diluted net income (loss) per share:

Basic and Diluted Net Income (Loss) Per Share	For the Fiscal Years Ended September 30,
(in thousands, except per share)	2014			2013			2012
Numerator - Net income (loss)	$	4,852		$	4,988		$	(39,171	)
Less: Undistributed earnings allocated to participating securities	(6		)	(26		)	—
Undistributed earnings allocated to common shareholders for basic net income (loss) per share	$	4,846		$	4,962		$	(39,171	)
Undistributed earnings allocated to common shareholders for diluted net income (loss) per share	$	4,846		$	4,962		$	(39,171	)
Denominator:
Denominator for basic net income (loss) per share - weighted average shares outstanding	30,453			26,531			23,559
Dilutive options outstanding, unvested stock units and ESPP	324			281			—
Denominator for diluted net income (loss) per share - adjusted weighted average shares outstanding	30,777			26,812			23,559
Basic net income (loss) per share	$	0.16		$	0.19		$	(1.66	)
Diluted net income (loss) per share	$	0.16		$	0.19		$	(1.66	)
Weighted average antidilutive options, unvested restricted stock units and awards, warrants and ESPP shares excluded from the computation	1,936			2,391			3,999
Average market price of common stock	$	4.69		$	4.64		$	4.44

Schedule of Common Stock Reserved for Future Issuances

As of September 30, 2014, we had common stock reserved for the following future issuances:

Future Issuances	Number of Common Stock Shares Available for Future Issuances
Exercise of outstanding stock options	1,431,190
Unvested restricted stock units	966,579
Purchases under the employee stock purchase plan	1,092,983
Issuance of stock-based awards under the Equity Plans	1,107,206
Exercise of outstanding warrants	400,001
Purchases under the officer and director share purchase plan	88,741
Total reserved	5,086,700