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v3.19.1

Stock-Based Compensation (Narrative) (Details) | 3 Months Ended
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Mar. 31, 2019 shares
Stock options |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 1,303,255
Restricted stock units |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 354,695
Performance stock units |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 365,893

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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