v2.4.0.8

Summary of Significant Accounting Policies (Tables) | 9 Months Ended
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Sep. 30, 2014
Share-Based Compensation Expense and Related Income Tax Benefit | Share-based compensation expense and the related income tax benefit reflected in the Condensed Consolidated Statements of Operations in connection with stock options, restricted stock units, performance-based stock units and the Employee Stock Purchase Plan (“ESPP”) for three and nine months ended September 30, 2014 and 2013 were as follows (in thousands):
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, 2014 |  |  | September 30, 2013 |  |  | September 30, 2014 |  |  | September 30, 2013 |
Stock options |  | $ | 318 |  |  | $ | 737 |  |  | $ | 1,323 |  |  | $ | 2,922 |
Restricted stock units |  |  | 1,260 |  |  |  | 453 |  |  |  | 3,012 |  |  |  | 1,287 |
Performance-based stock units (1) |  |  | 161 |  |  |  | 276 |  |  |  | 498 |  |  |  | 776 |
ESPP |  |  | 172 |  |  |  | 235 |  |  |  | 403 |  |  |  | 807 |
Total share-based compensation |  | $ | 1,911 |  |  | $ | 1,701 |  |  | $ | 5,236 |  |  | $ | 5,792 |
Income tax benefit |  | $ | 576 |  |  | $ | 524 |  |  | $ | 1,637 |  |  | $ | 1,738 |
(1) | Includes Performance Stock Units (“PSUs”) and market-performance based units (“MSUs”).
Assumptions Used to Estimate Fair Value of Stock Options Granted and Stock Purchase Rights Granted Under Our Employee Stock Purchase Plan | The assumptions used to estimate the fair value of stock options and stock purchase rights granted, and our Employee Stock Purchase Plan (the “Purchase Plan”) for the nine months ended September 30, 2014 and 2013 are as follows:
|  | Options Nine months Ended |  | ESPP Nine months Ended
|  | September 30, 2014 |  | September 30, 2013 |  | September 30, 2014 |  | September 30, 2013
Volatility |  | 42.39 – 49.94% |  | 50.03 – 53.58% |  | 21.4 – 62.24% |  | 28.63 – 41.52%
Expected term (years) |  | 5.53 – 5.57 |  | 5.61 – 5.67 |  | 1.25 |  | 1.25
Risk free interest rate |  | 1.62 – 1.78% |  | 0.77 – 1.40% |  | 0.05 – 0.47% |  | 0.08 – 0.35%
Expected dividend yield |  | 0% |  | 0% |  | 0% |  | 0%
Schedule of Weighted-Average Common Shares Used to Calculate Basic Net (Loss) Income Per Share | The table below reconciles the weighted-average common shares used to calculate basic net (loss) income per share with the weighted-average common shares used to calculate diluted net (loss) income per share (in thousands).
|  | Three Months Ended September 30, |  |  | Nine months Ended September 30, |
|  | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
Weighted-average common shares outstanding |  |  | 46,883 |  |  |  | 48,175 |  |  |  | 47,088 |  |  |  | 48,046 |
Weighted-average dilutive common equivalent shares under the treasury stock method |  |  | — |  |  |  | 3,253 |  |  |  | — |  |  |  | 2,805 |
Weighted-average common shares used in computing diluted net (loss) income per share |  |  | 46,883 |  |  |  | 51,428 |  |  |  | 47,088 |  |  |  | 50,851 |
Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share | The following table sets forth all securities excluded from the computation in the table above because their inclusion would have been either anti-dilutive due to basic net loss per share or dilutive due to the exercise price per share (shares in thousands):
|  | Three Months Ended September 30, |  |  | Nine months Ended September 30, |
|  | 2014(1) |  |  | 2013(2) |  |  | 2014(1) |  |  | 2013(2) |
Stock Options: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average excluded shares |  |  | 8,202 |  |  |  | 653 |  |  |  | 8,464 |  |  |  | 1,880 |
Weighted-average exercise price |  | $ | 5.25 |  |  | $ | 6.16 |  |  | $ | 5.25 |  |  | $ | 6.01 |
Awards: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average excluded shares |  |  | 1,650 |  |  |  | 103 |  |  |  | 1,324 |  |  |  | 119 |
(1) | Common equivalent shares are excluded from the calculation of net loss per share for the three and nine months ended September 30, 2014.
(2) | Anti-dilutive common equivalent shares are excluded from the calculation of diluted net income per share for the three and nine months ended September 30, 2013.

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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