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Stock-Based Compensation - Incentive Plans and Grants of Stock Awards (Details) | 3 Months Ended
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Mar. 31, 2021 $ / shares shares
Fair value assumptions |
Dividend rate | 0.00%
Options | Series A common stock |
Stock Based Compensation |
Options granted (in shares) | 0
Options | Series B common stock |
Stock Based Compensation |
Options granted (in shares) | 0
Options | Series C common stock |
Stock Based Compensation |
Options granted (in shares) | 199,000
Options | CEO | Series C common stock |
Stock Based Compensation |
Options granted (in shares) | 167,000
Options grant date fair value | $ / shares | $ 40.05

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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + 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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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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