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Stock-Based Compensation, Non-Vested Stock Option Activity (Details) - Stock Options | 3 Months Ended
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Mar. 31, 2022 $ / shares shares
Status of the Company's non-vested options and changes during the year |
Non-vested options at the beginning of the period (in shares) | shares | 31,380,283
Non-vested options, options granted (in shares) | shares | 532,721
Non-vested options, options vested (in shares) | shares | (59,200)
Non-vested options, options forfeited (in shares) | shares | (136,140)
Non-vested options at the end of the period (in shares) | shares | 31,717,664
Weighted Average Fair Value at Grant Date |
Weighted average fair value at the grant date, options outstanding at the beginning of the period (in dollars per share) | $ / shares | $ 8.34
Weighted average fair value at grant date, options granted (in dollars per share) | $ / shares | 17.97
Weighted average fair value at grant date, options vested (in dollars per share) | $ / shares | 10.69
Weighted average fair value at grant date, options forfeited (in dollars per share) | $ / shares | 7.68
Weighted average fair value at the grant date, options outstanding at the end of the period (in dollars per share) | $ / shares | $ 8.50

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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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- Definition Number of non-vested options outstanding. + References No definition available. + Details
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- Definition Number of non-vested options forfeited. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of non-vested options forfeited. + References No definition available. + Details
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- Definition Number of options vested. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of options vested. + References No definition available. + Details
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