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STOCK BASED COMPENSATION | 3 Months Ended
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Sep. 30, 2012
STOCK BASED COMPENSATION | NOTE 12—STOCK BASED COMPENSATION Stock-Based Compensation Plans The Company’s 2010 Equity Incentive Plan and 2005 Equity Incentive Plan are described in its Annual Report. As of September 30, 2012, the Company had 1,414,579 authorized shares available for future issuance under all of its stock incentive plans. Employee Stock-based Compensation The following table shows total stock-based compensation expense included in the Condensed Consolidated Statements of Operations for the months ended September 30, 2012 and 2011 (in thousands):
|  | Three Months Ended September 30, |
|  | 2012 |  |  | 2011 |
Cost of sales |  | $ | 81 |  |  | $ | 6 |
Research and development |  |  | 266 |  |  |  | 116 |
Sales, general and administrative |  |  | 309 |  |  |  | 229 |
|  | $ | 656 |  |  | $ | 351 |
Stock Options The following is a summary of option activity for the Company’s stock incentive plans for the three months ended September 30, 2012:
|  | Common Stock Options Outstanding |
|  | Number of Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life (Years) |  |  | Aggregate Intrinsic Value |
|  |  |  |  |  |  |  |  |  |  | (In thousands) |
Balance, June 30, 2012 |  |  | 3,347,445 |  |  |  | 1.45 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (29,705 | ) |  |  | 3.42 |  |  |  |  |  |  |  |  |
Forfeitures and cancellations |  |  | (11,803 | ) |  |  | 5.53 |  |  |  |  |  |  |  |  |
Balance, September 30, 2012 |  |  | 3,305,937 |  |  | $ | 1.42 |  |  |  | 6.34 |  |  | $ | 34,809 |
Vested and expected to vest as of September 30, 2012 |  |  | 3,274,056 |  |  | $ | 1.39 |  |  |  | 6.32 |  |  | $ | 34,570 |
Vested and exercisable as of September 30, 2012 |  |  | 2,563,713 |  |  | $ | 0.63 |  |  |  | 5.83 |  |  | $ | 28,903 |
During the three months ended September 30, 2012 and 2011, the aggregate intrinsic value of options exercised under the Company’s stock incentive plans was $178,000 and $397,000, respectively, as determined as of the date of option exercise. As of September 30, 2012, the Company had unrecognized compensation costs of $1.6 million related to stock options which the Company expects to recognize over a weighted-average period of 2.4 years. Future option grants will increase the amount of compensation expense to be recorded in these periods. The Company estimates the fair value of employee stock options using the Black-Scholes option pricing model. The fair value of employee stock options is being amortized on a straight-line basis over the requisite service period of the awards. The Company did not grant any employee stock options during the three months ended September 30, 2012. For the three months ended September 30, 2011, the fair value of employee stock options was estimated using the following weighted average assumptions:
|  | Three Months Ended September 30, 2011 |
Expected term |  |  | 6.1 years |
Expected volatility |  |  | 49 | %
Risk-free interest rate |  |  | 1.8 | %
Expected dividend yield |  |  | — |
Weighted average grant date fair value |  | $ | 4.03 |
Restricted Stock Units (“RSUs”) The following table summarizes the activity of the RSUs made by the Company:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |
Non-vested RSUs, June 30, 2012 |  |  | 453,620 |  |  | $ | 9.42 |
RSUs granted |  |  | 257,500 |  |  |  | 13.86 |
RSUs vested |  |  | (7,290 | ) |  |  | 12.14 |
RSUs cancelled |  |  | (10,000 | ) |  |  | 28.78 |
Non-vested RSUs, September 30, 2012 |  |  | 693,830 |  |  | $ | 10.76 |
The intrinsic value of RSUs vested in the three months ended September 30, 2012 and 2011 was $91,000 and $25,000, respectively. The total intrinsic value of all outstanding RSUs was $8.3 million as of September 30, 2012. As of September 30, 2012, there was unrecognized compensation costs related to RSUs of $6.2 million which the Company expects to recognize over a weighted average period of 3.8 years.

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- Definition The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6406099&loc=d3e25284-112666 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 93-6 -Paragraph 53 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64, 65, A240 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5444-113901 + Details
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