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v3.24.3

Consolidated Statements of Shareholder's Equity (Unaudited) - USD ($) $ in Millions | Total | Common Shares | Additional Paid-in Capital | Retained Earnings (Deficit) | Treasury Shares | Accumulated Other Comprehensive Income (Loss)
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2022 | $ 686.5 |  | $ 847.0 | $ (123.1) | $ (52.1) | $ 14.7
Beginning balance (in shares) at Dec. 31, 2022 |  | 44,064,891 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 14.4 |  |  | 14.4 |  |
Other comprehensive income (loss) | (0.6) |  |  |  |  | (0.6)
Stock-based compensation expense | 2.6 |  | 2.6 |  |  |
Stock option activity | 1.3 |  | 1.3 |  |  |
Stock option activity (in shares) |  | 101,130 |  |  |  |
Purchase of treasury shares, including excise tax | (9.4) |  |  |  | (9.4) |
Purchase of treasury shares, including excise tax (in Shares) |  | (514,086) |  |  |  |
Issuance of treasury shares |  |  | (11.4) |  | 11.4 |
Issuance of treasury shares (in shares) |  | 555,062 |  |  |  |
Shares surrendered for taxes | (3.4) |  |  |  | (3.4) |
Shares surrendered for taxes (in shares) |  | (176,720) |  |  |  |
Ending balance at Mar. 31, 2023 | 691.4 |  | 839.5 | (108.7) | (53.5) | 14.1
Ending balance (in shares) at Mar. 31, 2023 |  | 44,030,277 |  |  |  |
Beginning balance at Dec. 31, 2022 | 686.5 |  | 847.0 | (123.1) | (52.1) | 14.7
Beginning balance (in shares) at Dec. 31, 2022 |  | 44,064,891 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 68.1 |  |  |  |  |
Other comprehensive income (loss) | (3.0) |  |  |  |  |
Ending balance at Sep. 30, 2023 | 730.3 |  | 842.2 | (55.0) | (68.6) | 11.7
Ending balance (in shares) at Sep. 30, 2023 |  | 43,248,998 |  |  |  |
Beginning balance at Mar. 31, 2023 | 691.4 |  | 839.5 | (108.7) | (53.5) | 14.1
Beginning balance (in shares) at Mar. 31, 2023 |  | 44,030,277 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 28.9 |  |  | 28.9 |  |
Other comprehensive income (loss) | (0.6) |  |  |  |  | (0.6)
Stock-based compensation expense | 2.9 |  | 2.9 |  |  |
Stock option activity | 0.6 |  | 0.6 |  |  |
Stock option activity (in shares) |  | 76,030 |  |  |  |
Purchase of treasury shares, including excise tax | (11.4) |  |  |  | (11.4) |
Purchase of treasury shares, including excise tax (in Shares) |  | (650,271) |  |  |  |
Issuance of treasury shares |  |  | (1.8) |  | 1.8 |
Issuance of treasury shares (in shares) |  | 29,356 |  |  |  |
Ending balance at Jun. 30, 2023 | 711.8 |  | 841.2 | (79.8) | (63.1) | 13.5
Ending balance (in shares) at Jun. 30, 2023 |  | 43,485,392 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 24.8 |  |  | 24.8 |  |
Other comprehensive income (loss) | (1.8) |  |  |  |  | (1.8)
Stock-based compensation expense | 3.0 |  | 3.0 |  |  |
Stock option activity | 0.5 |  | 0.5 |  |  |
Stock option activity (in shares) |  | 61,075 |  |  |  |
Purchase of treasury shares, including excise tax | (8.0) |  | (0.3) |  | (7.7) |
Purchase of treasury shares, including excise tax (in Shares) |  | (352,860) |  |  |  |
Issuance of treasury shares |  |  | (2.2) |  | 2.2 |
Issuance of treasury shares (in shares) |  | 56,131 |  |  |  |
Shares surrendered for taxes (in shares) |  | (740) |  |  |  |
Ending balance at Sep. 30, 2023 | 730.3 |  | 842.2 | (55.0) | (68.6) | 11.7
Ending balance (in shares) at Sep. 30, 2023 |  | 43,248,998 |  |  |  |
Beginning balance at Dec. 31, 2023 | 731.6 |  | 844.2 | (53.7) | (71.3) | 12.4
Beginning balance (in shares) at Dec. 31, 2023 |  | 43,136,311 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 24.0 |  |  | 24.0 |  |
Other comprehensive income (loss) | (1.1) |  |  |  |  | (1.1)
Stock-based compensation expense | 3.5 |  | 3.5 |  |  |
Stock option activity | 1.1 |  | 1.1 |  |  |
Stock option activity (in shares) |  | 104,360 |  |  |  |
Purchase of treasury shares, including excise tax | (4.4) |  |  |  | (4.4) |
Purchase of treasury shares, including excise tax (in Shares) |  | (211,571) |  |  |  |
Issuance of treasury shares |  |  | (13.8) |  | 13.8 |
Issuance of treasury shares (in shares) |  | 1,707,603 |  |  |  |
Shares surrendered for taxes | (15.4) |  |  |  | (15.4) |
Shares surrendered for taxes (in shares) |  | (739,352) |  |  |  |
Ending balance at Mar. 31, 2024 | 739.3 |  | 835.0 | (29.7) | (77.3) | 11.3
Ending balance (in shares) at Mar. 31, 2024 |  | 43,997,621 |  |  |  |
Beginning balance at Dec. 31, 2023 | 731.6 |  | 844.2 | (53.7) | (71.3) | 12.4
Beginning balance (in shares) at Dec. 31, 2023 |  | 43,136,311 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 22.7 |  |  |  |  |
Other comprehensive income (loss) | (4.0) |  |  |  |  |
Ending balance at Sep. 30, 2024 | 712.7 |  | 840.4 | (31.0) | (105.1) | 8.4
Ending balance (in shares) at Sep. 30, 2024 |  | 42,494,100 |  |  |  |
Beginning balance at Mar. 31, 2024 | 739.3 |  | 835.0 | (29.7) | (77.3) | 11.3
Beginning balance (in shares) at Mar. 31, 2024 |  | 43,997,621 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | 4.6 |  |  | 4.6 |  |
Other comprehensive income (loss) | (1.7) |  |  |  |  | (1.7)
Stock-based compensation expense | 3.5 |  | 3.5 |  |  |
Stock option activity | 0.2 |  | 0.2 |  |  |
Stock option activity (in shares) |  | 21,954 |  |  |  |
Purchase of treasury shares, including excise tax | (9.6) |  |  |  | (9.6) |
Purchase of treasury shares, including excise tax (in Shares) |  | (439,031) |  |  |  |
Issuance of treasury shares |  |  | (1.5) |  | 1.5 |
Issuance of treasury shares (in shares) |  | 59,179 |  |  |  |
Shares surrendered for taxes (in shares) |  | (3,518) |  |  |  |
Ending balance at Jun. 30, 2024 | 736.3 |  | 837.2 | (25.1) | (85.4) | 9.6
Ending balance (in shares) at Jun. 30, 2024 |  | 43,636,205 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net Income (Loss) | (5.9) |  |  | (5.9) |  |
Other comprehensive income (loss) | (1.2) |  |  |  |  | (1.2)
Stock-based compensation expense | 3.5 |  | 3.5 |  |  |
Stock option activity | 0.1 |  | 0.1 |  |  |
Stock option activity (in shares) |  | 7,968 |  |  |  |
Purchase of treasury shares, including excise tax | (20.1) |  |  |  | (20.1) |
Purchase of treasury shares, including excise tax (in Shares) |  | (1,159,488) |  |  |  |
Issuance of treasury shares |  |  | (0.4) |  | 0.4 |
Issuance of treasury shares (in shares) |  | 13,348 |  |  |  |
Shares surrendered for taxes (in shares) |  | (3,933) |  |  |  |
Ending balance at Sep. 30, 2024 | $ 712.7 |  | $ 840.4 | $ (31.0) | $ (105.1) | $ 8.4
Ending balance (in shares) at Sep. 30, 2024 |  | 42,494,100 |  |  |  |

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