Consolidated Statement of Changes in Equity (unaudited) - USD ($) $ in Millions | Total | Common Stock [Member] | Additional Paid-In Capital [Member] | Treasury Stock [Member] | Retained Earnings [Member] | Shares Held in Trust [Member] | AOCI Attributable to Parent [Member] | Noncontrolling Interest [Member] |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | | | | $ (96.1) | | | | | |
Common Stock, Shares, Outstanding | | 51,105,417 | | | | | | | |
Balances at Dec. 31, 2020 | $ 5,610 | $ 0.5 | $ 2,023.3 | | $ 3,975.9 | $ (5.6) | $ (377.2) | $ 89.2 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 102.4 | | | | 103 | | | (0.6) | |
Shares issued under stock compensation programs (in shares) | | 290,563 | | | | | | | |
Shares issued under stock compensation programs | 0.3 | | (15.6) | 15.9 | | | | | |
Shares repurchased for payment of taxes on stock awards (in shares) | | (89,780) | | | | | | | |
Shares repurchased for payment of taxes on stock awards | (15.2) | | (9.7) | (5.5) | | | | | |
Amortization of stock compensation | 17.5 | | 17.5 | | | | | | |
(Increase) Decrease In Common Stock Held In Trust | 0.2 | | | | | 0.2 | | | |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent | (0.2) | | | | | | (0.2) | | |
Foreign currency translation adjustments | (6.2) | | | | | | (6.2) | | |
Distributions to noncontrolling interest | (1.9) | | | | | | | (1.9) | |
Balances at Mar. 31, 2021 | 5,706.9 | $ 0.5 | 2,015.5 | | 4,078.9 | (5.4) | (383.6) | 86.7 | |
Balances at Dec. 31, 2020 | 5,610 | 0.5 | 2,023.3 | | 3,975.9 | (5.6) | (377.2) | 89.2 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | | | | | | | 0.5 | | |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent | 0.5 | | | | | | | | |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | | | | | | | (53.6) | | |
Foreign currency translation adjustments | $ (53.6) | | | | | | | | |
Common Stock, Shares, Issued at Sep. 30, 2021 | 50,582,197 | | | | | | | | |
Balances at Sep. 30, 2021 | $ 5,952.1 | $ 0.5 | 2,033.7 | | 4,516.1 | (5.2) | (430.3) | 96.4 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | | | | (85.7) | | | | | |
Common Stock, Shares, Outstanding | | 51,306,200 | | | | | | | |
Balances at Mar. 31, 2021 | 5,706.9 | $ 0.5 | 2,015.5 | | 4,078.9 | (5.4) | (383.6) | 86.7 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 199.4 | | | | 200 | | | (0.6) | |
Shares issued under stock compensation programs (in shares) | | 13,712 | | | | | | | |
Shares issued under stock compensation programs | 0.5 | | (1) | 1.5 | | | | | |
Shares repurchased for payment of taxes on stock awards (in shares) | | (2,184) | | | | | | | |
Shares repurchased for payment of taxes on stock awards | (0.4) | | (0.2) | (0.2) | | | | | |
Amortization of stock compensation | 26.3 | | 26.3 | | | | | | |
Stock Repurchased During Period, Shares | | (172,500) | | | | | | | |
Treasury Stock, Value, Acquired, Cost Method | (37.9) | | | (37.9) | | | | | |
(Increase) Decrease In Common Stock Held In Trust | 0.1 | | | | | 0.1 | | | |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Attributable to Parent | 0.7 | | | | | | 0.7 | | |
Foreign currency translation adjustments | (0.2) | | | | | | (0.2) | | |
Distributions to noncontrolling interest | 4.3 | | | | | | | 4.3 | |
Common Stock, Shares, Issued at Jun. 30, 2021 | | 51,145,228 | | | | | | | |
Balances at Jun. 30, 2021 | 5,899.7 | $ 0.5 | 2,040.6 | | 4,278.9 | (5.3) | (383.1) | 90.4 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | | | | (122.3) | | | | | |
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 236.7 | | | | 237.2 | | | (0.5) | |
Shares issued under stock compensation programs (in shares) | | 200,425 | | | | | | | |
Shares issued under stock compensation programs | 10.7 | | (14.8) | 25.5 | | | | | |
Shares repurchased for payment of taxes on stock awards (in shares) | | (82,956) | | | | | | | |
Shares repurchased for payment of taxes on stock awards | (26.8) | | (16.1) | (10.7) | | | | | |
Amortization of stock compensation | 24 | | 24 | | | | | | |
Stock Repurchased During Period, Shares | | (680,500) | | | | | | | |
Treasury Stock, Value, Acquired, Cost Method | (151.6) | | | (151.6) | | | | | |
(Increase) Decrease In Common Stock Held In Trust | 0.1 | | | | | 0.1 | | | |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | | | | | | | 0 | | |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent | 0 | | | | | | | | |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | | | | | | | (47.2) | | |
Foreign currency translation adjustments | (47.2) | | | | | | (47.2) | | |
Distributions to noncontrolling interest | $ 6.5 | | | | | | | 6.5 | |
Common Stock, Shares, Issued at Sep. 30, 2021 | 50,582,197 | | | | | | | | |
Balances at Sep. 30, 2021 | $ 5,952.1 | $ 0.5 | 2,033.7 | | 4,516.1 | (5.2) | (430.3) | 96.4 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | | | | (259.1) | | | | | |
Treasury Stock, Value | $ (406.3) | | | (406.3) | | | | | |
Common Stock, Shares, Outstanding | 50,024,139 | 50,024,139 | | | | | | | |
Common Stock, Shares, Issued at Dec. 31, 2021 | 52,076,800 | | | | | | | | |
Balances at Dec. 31, 2021 | $ 6,413.4 | $ 0.5 | 2,053.7 | | 4,937.6 | (5.2) | (395.4) | 228.5 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 143.9 | | | | 145.6 | | | (1.7) | |
Shares issued under stock compensation programs (in shares) | | 305,435 | | | | | | | |
Shares issued under stock compensation programs | 1.9 | | (3.6) | 5.5 | | | | | |
Shares repurchased for payment of taxes on stock awards (in shares) | | (105,295) | | | | | | | |
Shares repurchased for payment of taxes on stock awards | (3.8) | | (1.9) | (1.9) | | | | | |
Amortization of stock compensation | 18.6 | | 18.6 | | | | | | |
Stock Repurchased During Period, Shares | | (615,351) | | | | | | | |
Treasury Stock, Value, Acquired, Cost Method | | | | (150) | | | | | |
(Increase) Decrease In Common Stock Held In Trust | 0.1 | | | | | 0.1 | | | |
Foreign currency translation adjustments | (24.1) | | | | | | (24.1) | | |
Distributions to noncontrolling interest | 15.2 | | | | | | | 15.2 | |
Balances at Mar. 31, 2022 | $ 6,415.2 | $ 0.5 | 2,066.8 | | 5,083.2 | (5.1) | (419.5) | 242 | |
Common Stock, Shares, Issued at Dec. 31, 2021 | 52,076,800 | | | | | | | | |
Balances at Dec. 31, 2021 | $ 6,413.4 | 0.5 | 2,053.7 | | 4,937.6 | (5.2) | (395.4) | 228.5 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | | | | | | | 0 | | |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent | 0 | | | | | | | | |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | | | | | | | (327.6) | | |
Foreign currency translation adjustments | $ (327.6) | | | | | | | | |
Common Stock, Shares, Issued at Sep. 30, 2022 | 52,085,128 | | | | | | | | |
Balances at Sep. 30, 2022 | $ 6,002.2 | $ 0.5 | 2,034.5 | | 5,415.6 | (5.1) | (723) | 230.6 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | | | | (552.7) | | | | | |
Common Stock, Shares, Outstanding | | 49,608,928 | | | | | | | |
Balances at Mar. 31, 2022 | 6,415.2 | $ 0.5 | 2,066.8 | | 5,083.2 | (5.1) | (419.5) | 242 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 335.6 | | | | 193.9 | | | 141.7 | [1] |
Shares issued under stock compensation programs (in shares) | | 36,251 | | | | | | | |
Shares issued under stock compensation programs | 15.1 | | (25.4) | 42.2 | (1.7) | | | | |
Shares repurchased for payment of taxes on stock awards (in shares) | | (6,592) | | | | | | | |
Shares repurchased for payment of taxes on stock awards | (33) | | (16.5) | (16.5) | | | | | |
Amortization of stock compensation | 25.8 | | 25.8 | | | | | | |
Stock Repurchased During Period, Shares | | (1,397,915) | | | | | | | |
Treasury Stock, Value, Acquired, Cost Method | (297.7) | | | (297.7) | | | | | |
Foreign currency translation adjustments | (164.4) | | | | | | (164.4) | | |
Distributions to noncontrolling interest | (149.9) | | | | | | | (149.9) | |
Balances at Jun. 30, 2022 | 6,146.7 | $ 0.5 | 2,050.7 | | 5,275.4 | (5.1) | (583.9) | 233.8 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | | | | (824.7) | | | | | |
Common Stock, Shares, Outstanding | | 48,240,672 | | | | | | | |
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 138.2 | | | | 140.2 | | | (2) | [1] |
Shares issued under stock compensation programs (in shares) | | 209,110 | | | | | | | |
Shares issued under stock compensation programs | 17 | | (23.6) | 40.6 | 0 | | | | |
Shares repurchased for payment of taxes on stock awards (in shares) | | (85,659) | | | | | | | |
Shares repurchased for payment of taxes on stock awards | (35.8) | | (17.9) | (17.9) | | | | | |
Amortization of stock compensation | 25.3 | | 25.3 | | | | | | |
Stock Repurchased During Period, Shares | | (847,549) | | | | | | | |
Treasury Stock, Value, Acquired, Cost Method | (148.9) | | | (148.9) | | | | | |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | | | | | | | 0 | | |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent | 0 | | | | | | | | |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | | | | | | | (139.1) | | |
Foreign currency translation adjustments | (139.1) | | | | | | (139.1) | | |
Distributions to noncontrolling interest | $ (1.2) | | | | | | | (1.2) | |
Common Stock, Shares, Issued at Sep. 30, 2022 | 52,085,128 | | | | | | | | |
Balances at Sep. 30, 2022 | $ 6,002.2 | $ 0.5 | $ 2,034.5 | | $ 5,415.6 | $ (5.1) | $ (723) | $ 230.6 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | |
Treasury Stock, Value | $ (950.9) | | | $ (950.9) | | | | | |
Common Stock, Shares, Outstanding | 47,516,574 | | | | | | | | |
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[1]Excludes net loss attributable to redeemable noncontrolling interest of $0.1 million for both the three months ended September 30, 2022 and June 30, 2022. |