Earnings per Share - Anti-dilutive Shares (Details) - shares |
12 Months Ended | ||
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Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
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| Restricted stock awards with performance only targets not yet achieved | |||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | |||
| Antidilutive (shares) | 1,225,855 | 1,584,980 | 1,643,760 |
| Stock options with performance only targets not yet achieved | |||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | |||
| Antidilutive (shares) | 507,461 | 558,283 | 586,253 |
| Anti-dilutive restricted stock awards, restricted stock units and performance stock unit | |||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | |||
| Antidilutive (shares) | 1,453,120 | 0 | 5,162 |
| Anti-dilutive stock options | |||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | |||
| Antidilutive (shares) | 846,049 | 863,063 | 717,612 |
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. No definition available.
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