Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Millions | Total | Common Stock | Additional Paid-In Capital | Retained Earnings | Treasury Stock | Accumulated Other Comprehensive Loss | Noncontrolling Interests |
Beginning balance (in shares) at Dec. 31, 2021 | | 16,339,722 | | | | | |
Beginning balance at Dec. 31, 2021 | $ 324.8 | $ 16.3 | $ 142.9 | $ 259.4 | $ (85.3) | $ (19.2) | $ 10.7 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | 3.2 | | | 6.1 | | (3.1) | 0.2 |
Stock-based compensation expense | 1.6 | | 1.6 | | | | |
Stock-based compensation activity (in shares) | | (5,502) | | | | | |
Dividends | (1.6) | | | (1.6) | | | |
Payments of withholding taxes on share awards | (0.1) | | | | (0.1) | | |
Ending balance (in shares) at Mar. 31, 2022 | | 16,334,220 | | | | | |
Ending balance at Mar. 31, 2022 | 327.9 | $ 16.3 | 144.5 | 263.9 | (85.4) | (22.3) | 10.9 |
Beginning balance (in shares) at Dec. 31, 2021 | | 16,339,722 | | | | | |
Beginning balance at Dec. 31, 2021 | 324.8 | $ 16.3 | 142.9 | 259.4 | (85.3) | (19.2) | 10.7 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | (23.9) | | | | | | |
Ending balance (in shares) at Sep. 30, 2022 | | 16,650,338 | | | | | |
Ending balance at Sep. 30, 2022 | 299.6 | $ 16.6 | 148 | 264.4 | (86.6) | (54) | 11.2 |
Beginning balance (in shares) at Mar. 31, 2022 | | 16,334,220 | | | | | |
Beginning balance at Mar. 31, 2022 | 327.9 | $ 16.3 | 144.5 | 263.9 | (85.4) | (22.3) | 10.9 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | (13.3) | | | 1 | | (14.8) | 0.5 |
Stock-based compensation expense | 1.8 | | 1.8 | | | | |
Stock-based compensation activity (in shares) | | 308,621 | | | | | |
Stock-based compensation activity | 0 | $ 0.3 | (0.3) | | | | |
Dividends | (1.6) | | | (1.6) | | | |
Payments of withholding taxes on share awards | (1) | | | | (1) | | |
Ending balance (in shares) at Jun. 30, 2022 | | 16,642,841 | | | | | |
Ending balance at Jun. 30, 2022 | 313.8 | $ 16.6 | 146 | 263.3 | (86.4) | (37.1) | 11.4 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | (13.8) | | | 2.7 | | (16.9) | 0.4 |
Stock-based compensation expense | 2 | | 2 | | | | |
Stock-based compensation activity (in shares) | | 7,497 | | | | | |
Dividends | (2.2) | | | (1.6) | | | (0.6) |
Payments of withholding taxes on share awards | (0.2) | | | | (0.2) | | |
Ending balance (in shares) at Sep. 30, 2022 | | 16,650,338 | | | | | |
Ending balance at Sep. 30, 2022 | 299.6 | $ 16.6 | 148 | 264.4 | (86.6) | (54) | 11.2 |
Beginning balance (in shares) at Dec. 31, 2022 | | 16,653,928 | | | | | |
Beginning balance at Dec. 31, 2022 | 267.9 | $ 16.6 | 149.8 | 238.8 | (86.9) | (61.8) | 11.4 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | 11 | | | 5.8 | | 5.1 | 0.1 |
Stock-based compensation expense | 1.6 | | 1.6 | | | | |
Stock-based compensation activity (in shares) | | 9,535 | | | | | |
Stock-based compensation activity | 0 | $ 0.1 | (0.1) | | | | |
Dividends | (1.6) | | | (1.6) | | | |
Ending balance (in shares) at Mar. 31, 2023 | | 16,663,463 | | | | | |
Ending balance at Mar. 31, 2023 | 278.9 | $ 16.7 | 151.3 | 243 | (86.9) | (56.7) | 11.5 |
Beginning balance (in shares) at Dec. 31, 2022 | | 16,653,928 | | | | | |
Beginning balance at Dec. 31, 2022 | 267.9 | $ 16.6 | 149.8 | 238.8 | (86.9) | (61.8) | 11.4 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | 21.2 | | | | | | |
Ending balance (in shares) at Sep. 30, 2023 | | 17,009,649 | | | | | |
Ending balance at Sep. 30, 2023 | 287.3 | $ 17 | 154.3 | 256.3 | (88.8) | (62.2) | 10.7 |
Beginning balance (in shares) at Mar. 31, 2023 | | 16,663,463 | | | | | |
Beginning balance at Mar. 31, 2023 | 278.9 | $ 16.7 | 151.3 | 243 | (86.9) | (56.7) | 11.5 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | 7.8 | | | 5.4 | | 2.9 | (0.5) |
Stock-based compensation expense | 1.7 | | 1.7 | | | | |
Stock-based compensation activity (in shares) | | 309,237 | | | | | |
Stock-based compensation activity | 0 | $ 0.3 | (0.3) | | | | |
Dividends | (1.6) | | | (1.6) | | | |
Payments of withholding taxes on share awards | (1.2) | | | | (1.2) | | |
Ending balance (in shares) at Jun. 30, 2023 | | 16,972,700 | | | | | |
Ending balance at Jun. 30, 2023 | 285.6 | $ 17 | 152.7 | 246.8 | (88.1) | (53.8) | 11 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Other comprehensive income (loss) | 2.4 | | | 11.1 | | (8.4) | (0.3) |
Stock-based compensation expense | 1.6 | | 1.6 | | | | |
Stock-based compensation activity (in shares) | | 36,949 | | | | | |
Dividends | (1.6) | | | (1.6) | | | |
Payments of withholding taxes on share awards | (0.7) | | | | (0.7) | | |
Ending balance (in shares) at Sep. 30, 2023 | | 17,009,649 | | | | | |
Ending balance at Sep. 30, 2023 | $ 287.3 | $ 17 | $ 154.3 | $ 256.3 | $ (88.8) | $ (62.2) | $ 10.7 |