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STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION | 3 Months Ended
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Jun. 30, 2013
STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION [Abstract] |
STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION | NOTE 8 STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION Share-Based Compensation The following table summarizes share-based compensation (in thousands):
|  | Three Months Ended
|  | June 30, 2013 |  | June 30, 2012
Share-based compensation: |  |  |  |  |  |
Cost of revenue |  | $ | 528 |  | $ | 571
Research and development |  |  | 868 |  |  | 900
Sales and marketing |  |  | 1,074 |  |  | 1,084
General and administrative |  |  | 886 |  |  | 1,732
|  | $ | 3,356 |  | $ | 4,287
Share-based compensation by type of award: |  |  |  |  |  |
Stock options |  | $ | 232 |  | $ | 959
Restricted stock |  |  | 2,738 |  |  | 2,753
Stock purchase plan |  |  | 386 |  |  | 575
|  | $ | 3,356 |  | $ | 4,287
Stock Incentive Plans - Grants and Fair Value Stock Options No options were granted during the first quarter of fiscal 2014 or 2013. The Black-Scholes option pricing model is used to estimate the fair value of options. Restricted Stock The fair value of the restricted stock units granted is the intrinsic value as of the respective grant date since the restricted stock units are granted at no cost to the employee. The weighted-average grant date fair values of restricted stock units granted during the first quarter of fiscal 2014 and 2013 were $1.32 and $2.20, respectively. Stock Purchase Plan Under the Purchase Plan, rights to purchase shares are typically granted during the second and fourth quarter of each fiscal year. No rights to purchase shares were granted during the first quarter of fiscal 2014 or 2013. The Black-Scholes option pricing model is used to estimate the fair value of rights to acquire stock granted under our Purchase Plan. Stock Incentive Plans - Activity Stock Options A summary of activity relating to our stock options follows (options and aggregate intrinsic value in thousands):
|  | Options |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Term |  | Aggregate Intrinsic Value
Outstanding as of March 31, 2013 |  | 16,050 |  |  | $ | 2.14 |  |  |  |
Exercised |  | (63 | ) |  |  | 0.95 |  |  |  |
Forfeited |  | (62 | ) |  |  | 1.49 |  |  |  |
Expired |  | (4 | ) |  |  | 2.62 |  |  |  |
Outstanding as of June 30, 2013 |  | 15,921 |  |  |  | 2.15 |  | 1.70 |  | 2,023
Vested and expected to vest at June 30, 2013 |  | 15,863 |  |  |  | 2.15 |  | 1.68 |  | 2,022
Exercisable as of June 30, 2013 |  | 15,192 |  |  |  | 2.13 |  | 1.55 |  | 1,996
Restricted Stock A summary of activity relating to our restricted stock follows (shares in thousands):
|  | Shares |  | Weighted-Average Grant Date Fair Value
Nonvested at March 31, 2013 |  | 9,887 |  |  | $ | 2.43
Granted |  | 315 |  |  |  | 1.32
Vested |  | (500 | ) |  |  | 2.51
Forfeited |  | (203 | ) |  |  | 2.41
Nonvested at June 30, 2013 |  | 9,499 |  |  | $ | 2.39

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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 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 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 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929 Reference 5: 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 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 + Details
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