Stock-based Compensation - Stock Options (Details) - shares |
3 Months Ended | 9 Months Ended |
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Sep. 30, 2020 |
Sep. 30, 2020 |
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| Share-based compensation | ||
| Number of shares, Granted | 0 | |
| Stock Options | ||
| Share-based compensation | ||
| Minimum age required for employees to qualify for immediate vesting of award | 55 years | |
| Threshold years required for retirement age | 70 years | |
| Number of shares, Granted | 187,811 | |
| Stock Options | Employees | ||
| Share-based compensation | ||
| Vesting period | 3 years | |
| Stock Options | Directors | ||
| Share-based compensation | ||
| Vesting period | 1 year |
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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- Definition Gross number of share options (or share units) granted during the period. No definition available.
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- Definition Minimum age required for employees to qualify for immediate vesting of award. No definition available.
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- Definition Threshold years required for retirement age (defined as employees that are a minimum of 55 years of age and the sum of their age plus years of full-time employment with the Company). No definition available.
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