Condensed Consolidated and Combined Statements of Changes in Equity (Unaudited) - USD ($) shares in Millions, $ in Millions | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | AOCI Attributable to Parent [Member] |
Beginning balance (in shares) at Dec. 31, 2019 | | 169.5 | | | |
Beginning balance at Dec. 31, 2019 | $ 2,592.5 | $ 1.7 | $ 2,502.7 | $ 186.7 | $ (98.6) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 18.6 | | | 18.6 | |
Other Comprehensive Income (Loss), Net of Tax | (6.5) | | | | (6.5) |
Dividends, Common Stock | (29.8) | | | (29.8) | |
Share repurchases (in shares) | | (0.2) | | | |
Share repurchases | (3.2) | | (3.2) | | |
Exercise of options, net of shares tendered for payment (in shares) | | 0.3 | | | |
Stock Issued During Period, Value, Stock Options Exercised | $ 6.4 | | 6.4 | | |
Issuance of restricted shares, net of cancellations | 0 | 0.3 | | | |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | $ (3.3) | $ (0.1) | (3.3) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 1.9 | | 1.9 | | |
Ending balance (in shares) at Mar. 31, 2020 | | 169.8 | | | |
Ending balance at Mar. 31, 2020 | 2,576.6 | $ 1.7 | 2,504.5 | 175.5 | (105.1) |
Beginning balance (in shares) at Dec. 31, 2019 | | 169.5 | | | |
Beginning balance at Dec. 31, 2019 | 2,592.5 | $ 1.7 | 2,502.7 | 186.7 | (98.6) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | $ 44.4 | | | | |
Share repurchases (in shares) | (0.2) | | | | |
Share repurchases | $ (3.2) | | | | |
Ending balance (in shares) at Jun. 30, 2020 | | 169.9 | | | |
Ending balance at Jun. 30, 2020 | 2,578.2 | $ 1.7 | 2,508.3 | 171.5 | (103.3) |
Beginning balance (in shares) at Mar. 31, 2020 | | 169.8 | | | |
Beginning balance at Mar. 31, 2020 | 2,576.6 | $ 1.7 | 2,504.5 | 175.5 | (105.1) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 25.8 | | | 25.8 | |
Other Comprehensive Income (Loss), Net of Tax | 1.8 | | | | 1.8 |
Dividends, Common Stock | (29.8) | | | (29.8) | |
Stock Issued During Period, Value, Stock Options Exercised | $ 0.2 | | 0.2 | | |
Issuance of restricted shares, net of cancellations | 0 | 0.1 | | | |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | $ (0.6) | | (0.6) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 4.2 | | 4.2 | | |
Ending balance (in shares) at Jun. 30, 2020 | | 169.9 | | | |
Ending balance at Jun. 30, 2020 | 2,578.2 | $ 1.7 | 2,508.3 | 171.5 | (103.3) |
Beginning balance (in shares) at Dec. 31, 2020 | | 168.2 | | | |
Beginning balance at Dec. 31, 2020 | 2,409.8 | $ 1.7 | 2,482.6 | 20.7 | (95.2) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 65.4 | | | 65.4 | |
Other Comprehensive Income (Loss), Net of Tax | 22.3 | | | | 22.3 |
Dividends, Common Stock | (29.4) | | | (29.4) | |
Share repurchases (in shares) | | (0.9) | | | |
Share repurchases | (20) | $ 0 | (20) | | |
Exercise of options, net of shares tendered for payment (in shares) | | 0.2 | | | |
Stock Issued During Period, Value, Stock Options Exercised | $ 4.1 | | 4.1 | | |
Issuance of restricted shares, net of cancellations | 0 | 0.3 | | | |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | $ (2) | $ (0.1) | (2) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | (0.2) | | (0.2) | | |
Ending balance (in shares) at Mar. 31, 2021 | | 167.7 | | | |
Ending balance at Mar. 31, 2021 | 2,450 | $ 1.7 | 2,464.5 | 56.7 | (72.9) |
Beginning balance (in shares) at Dec. 31, 2020 | | 168.2 | | | |
Beginning balance at Dec. 31, 2020 | 2,409.8 | $ 1.7 | 2,482.6 | 20.7 | (95.2) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | $ 131.6 | | | | |
Share repurchases (in shares) | (0.9) | | | | |
Share repurchases | $ (20) | | | | |
Ending balance (in shares) at Jun. 30, 2021 | | 168.1 | | | |
Ending balance at Jun. 30, 2021 | 2,492.8 | $ 1.7 | 2,478.2 | 92.3 | (79.4) |
Beginning balance (in shares) at Mar. 31, 2021 | | 167.7 | | | |
Beginning balance at Mar. 31, 2021 | 2,450 | $ 1.7 | 2,464.5 | 56.7 | (72.9) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 66.2 | | | 66.2 | |
Other Comprehensive Income (Loss), Net of Tax | (6.5) | | | | (6.5) |
Dividends, Common Stock | (30.6) | | | (30.6) | |
Exercise of options, net of shares tendered for payment (in shares) | | 0.4 | | | |
Stock Issued During Period, Value, Stock Options Exercised | 7.5 | | 7.5 | | |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | (0.2) | $ 0 | (0.2) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 6.4 | | 6.4 | | |
Ending balance (in shares) at Jun. 30, 2021 | | 168.1 | | | |
Ending balance at Jun. 30, 2021 | $ 2,492.8 | $ 1.7 | $ 2,478.2 | $ 92.3 | $ (79.4) |