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Stock-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2020
Share-based Payment Arrangement [Abstract] |
Schedule of awards | The following table summarizes restricted stock units subject to only service conditions granted under our 2010 Equity Incentive Plan:
| Three Months Ended June 30, |  |  |  | Six Months Ended June 30, |  |
| 2020 |  | 2019 |  | 2020 |  | 2019
| (In thousands, except per share data) |  |  |  |  |  |
Restricted stock units granted | 266 |  |  | 53 |  |  | 1,500 |  |  | 89 |
Weighted-average grant-date fair value | $ | 38.49 |  |  | $ | 48.63 |  |  | $ | 28.62 |  |  | $ | 55.92 |
The following table summarizes the performance-based restricted stock units granted under our 2010 Equity Incentive Plan:
| Three Months Ended June 30, |  |  |  | Six Months Ended June 30, |  |
| 2020 |  | 2019 |  | 2020 |  | 2019
| (In thousands, except per share data) |  |  |  |  |  |
Performance-based restricted stock units granted (1) | 128 |  |  | 627 |  |  | 572 |  |  | 883 |
Weighted-average grant-date fair value | $ | 41.84 |  |  | $ | 49.17 |  |  | $ | 32.18 |  |  | $ | 50.15 |
Note 12—Stock-Based Compensation (continued)
(1) |  | Performance awards granted also reflects, as applicable, the issuance of any shares awarded in excess of their original target amount based on the Compensation Committee's certification of completed performance years. The grant date fair value for these awards are based on the grant price at the time of the original award.
The following table summarizes the performance-based stock options granted to date:
|  |  |  |  | Six Months Ended June 30, |  |
|  |  |  |  | 2020 |  |
|  |  |  |  | (In thousands, except per share data) |  |
Performance-based stock options granted |  |  |  |  | 1,750 |  |  |
Weighted-average exercise price |  |  |  |  | $ | 25.70 |  |  |
Weighted-average grant-date fair value |  |  |  |  | $ | 11.48 |  |  |
Weighted-average assumptions used to estimate stock option fair value | The estimated grant-date fair value of each performance option grant was based on the following weighted-average assumptions:
|  |  |  |  | Six Months Ended June 30, |  |
|  |  |  |  | 2020 |  |
Risk-free interest rate |  |  |  |  | 0.68 | % |  |
Expected term (in years) |  |  |  |  | 3.18 |  |
Expected dividends |  |  |  |  | — |  |  |
Expected volatility |  |  |  |  | 53.4 | % |  |

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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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