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SHARE-BASED COMPENSATION PLAN - Measurement assumptions (Details) | 12 Months Ended
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Dec. 31, 2019 item
SHARE-BASED COMPENSATION PLAN |
Number of observations of returns | 745
PSO | Minimum |
SHARE-BASED COMPENSATION PLAN |
Total shareholder return | 75.00%
PSO | Maximum |
SHARE-BASED COMPENSATION PLAN |
Total shareholder return | 125.00%

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The number of observations of returns used as standard deviation in the calculation of volatility. + References No definition available. + Details
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- Definition A measurement of performance of the Company's stock, expressed as a percentage. + References No definition available. + Details
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- Details
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