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Employee Stock-Based Compensation (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Stock Options and Restricted Stock Units activity | The following table summarizes restricted stock units granted under our 2010 Equity Incentive Plan:
| Three Months Ended March 31,
| 2017 |  | 2016
| (In thousands, except per share data)
Restricted stock units granted | 402 |  |  | 418 |
Weighted-average grant-date fair value | $ | 31.61 |  |  | $ | 21.79 |

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- Definition Tabular disclosure of the weighted-average grant-date fair value of equity options or other equity instruments granted during the year. + 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 (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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