| Share-Based Compensation Share-Based Awards Granted We granted the following awards under our stock compensation plans during the periods presented (in millions, except per share data): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, | | Nine Months Ended September 30, | | | | | 2023 | | 2022 | | 2023 | | 2022 | | | | | | | Shares Granted | Weighted-average grant date fair value per share | | Shares Granted | Weighted-average grant date fair value per share | | Shares Granted | Weighted-average grant date fair value per share | | Shares Granted | Weighted-average grant date fair value per share | | | | | | | | | | | | | | | | | | | | | | Restricted stock units(1) | | — | | $ | 18.76 | | | — | | $ | 22.80 | | | 0.7 | | $ | 22.85 | | | 0.7 | | $ | 22.82 | | | | | | | Restricted stock awards | | 0.8 | | $ | 19.60 | | | — | | $ | — | | | 0.8 | | $ | 19.60 | | | — | | $ | — | | | | | | Performance based restricted share unit awards(2) (3) | | — | | $ | — | | | — | | $ | 23.28 | | | 0.6 | | $ | 36.58 | | | 0.5 | | $ | 23.37 | | | | | | | Total | | 0.8 | | | | — | | | | 2.1 | | | | 1.2 | | | | | | | | | | | | | | | | | | | | | | | | (1) A nominal amount of restricted stock units were granted during the three months ended September 30, 2023 and September 30, 2022. | | | | | (2) A nominal amount of performance based restricted share unit awards were granted during the three months ended September 30, 2022. | | | | | (3) Weighted-average grant date fair value per share determined using Monte-Carlo valuation method. | | | | |
Share-Based Compensation Expense Total share-based compensation expense by award-type, net of estimated forfeitures, recognized in the condensed consolidated statement of operations for the periods presented was (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
September 30, | | Nine Months Ended
September 30, | | | 2023 | | 2022 | | 2023 | | 2022 | | Stock options | | $ | 0.1 | | | $ | 0.4 | | | $ | 0.4 | | | $ | 1.2 | | | Restricted stock units | | 5.1 | | | 4.5 | | | 14.6 | | | 13.2 | | | Restricted stock awards | | 0.5 | | | 0.3 | | | 0.8 | | | 1.0 | | | Performance based restricted share unit awards | | 7.9 | | | 5.2 | | | 22.6 | | | 22.0 | | | Total share-based compensation expense, before tax | | 13.6 | | | 10.4 | | | 38.4 | | | 37.4 | | | Income tax benefit | | (3.2) | | | (2.5) | | | (9.2) | | | (9.0) | | | Total share-based compensation expense, after tax | | $ | 10.4 | | | $ | 7.9 | | | $ | 29.2 | | | $ | 28.4 | |
Total share-based compensation, net of estimated forfeitures, recognized in the condensed consolidated statement of operations for the periods presented was (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
September 30, | | Nine Months Ended
September 30, | | 2023 | | 2022 | | 2023 | | 2022 | | Cost of products | $ | 0.5 | | | $ | 0.2 | | | $ | 1.4 | | | $ | 1.2 | | | Selling, general and administrative expense | 11.6 | | | 10.0 | | | 33.4 | | | 35.0 | | | Research and development expense | 0.5 | | | 0.1 | | | 1.1 | | | 0.9 | | | Other venue expense | 1.0 | | | 0.1 | | | 2.5 | | | 0.3 | | | Total share-based compensation expense, before tax | 13.6 | | | 10.4 | | | 38.4 | | | 37.4 | | | Income tax benefit | (3.2) | | | (2.5) | | | (9.2) | | | (9.0) | | | Total share-based compensation expense, after tax | $ | 10.4 | | | $ | 7.9 | | | $ | 29.2 | | | $ | 28.4 | |
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