CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions | Common Stock | Common Stock and Additional Paid in Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Non-controlling Interests | Total |
Balance at Dec. 31, 2019 | | $ 122.2 | $ 5,189.5 | $ (105.1) | $ 7.5 | $ 5,214.1 |
Balance (in shares) at Dec. 31, 2019 | 66,854,000 | | | | | |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | 61.7 | | 1.2 | 62.9 |
Other comprehensive income (loss) | | | | (31.4) | | (31.4) |
Noncontrolling interest purchased | | (6.9) | | | (1.1) | (8) |
Dividend to noncontrolling interest holder | | | | | (0.5) | (0.5) |
Stock-based compensation, net | | 3.8 | | | | 3.8 |
Stock-based compensation, net (in shares) | 111,000 | | | | | |
Stock options exercised | | 0.3 | | | | 0.3 |
Stock options exercised (in shares) | 6,000 | | | | | |
Repurchase of common shares | | (119.3) | (180.7) | | | (300) |
Repurchase of common shares (in shares) | (3,330,000) | | | | | |
Cash dividends - $0.625 and $0.6875 per share for the quarter ended March 31, 2020 and 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended June 30, 2020 and June 30, 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended September 30, 2020 and September 2021, respectively | | | (41.9) | | | (41.9) |
Balance at Mar. 31, 2020 | | 0.1 | 5,028.6 | (136.5) | 7.1 | 4,899.3 |
Balance (in shares) at Mar. 31, 2020 | 63,641,000 | | | | | |
Balance at Dec. 31, 2019 | | 122.2 | 5,189.5 | (105.1) | 7.5 | 5,214.1 |
Balance (in shares) at Dec. 31, 2019 | 66,854,000 | | | | | |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | | | | 241.9 |
Other comprehensive income (loss) | | | | | | 8.3 |
Repurchase of common shares | | | | | | $ (300.2) |
Repurchase of common shares (in shares) | | | | | | 3,300,000 |
Balance at Sep. 30, 2020 | | 11.1 | 5,125.5 | (96.8) | 7.5 | $ 5,047.3 |
Balance (in shares) at Sep. 30, 2020 | 63,756,000 | | | | | |
Balance at Mar. 31, 2020 | | 0.1 | 5,028.6 | (136.5) | 7.1 | 4,899.3 |
Balance (in shares) at Mar. 31, 2020 | 63,641,000 | | | | | |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | 80.2 | | 0.5 | 80.7 |
Other comprehensive income (loss) | | | | 12.4 | | 12.4 |
Stock-based compensation, net | | 9 | | | | 9 |
Stock-based compensation, net (in shares) | 13,000 | | | | | |
Cash dividends - $0.625 and $0.6875 per share for the quarter ended March 31, 2020 and 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended June 30, 2020 and June 30, 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended September 30, 2020 and September 2021, respectively | | | (39.9) | | | (39.9) |
Balance at Jun. 30, 2020 | | 9.1 | 5,068.9 | (124.1) | 7.6 | 4,961.5 |
Balance (in shares) at Jun. 30, 2020 | 63,654,000 | | | | | |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | 97.6 | | 0.7 | 98.3 |
Other comprehensive income (loss) | | | | 27.3 | | 27.3 |
Dividend to noncontrolling interest holder | | | | | (0.8) | (0.8) |
Stock-based compensation, net | | 2.2 | | | | 2.2 |
Stock-based compensation, net (in shares) | 104,000 | | | | | |
Repurchase of common shares | | (0.2) | | | | $ (0.2) |
Repurchase of common shares (in shares) | (2,000) | | | | | 2,466 |
Cash dividends - $0.625 and $0.6875 per share for the quarter ended March 31, 2020 and 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended June 30, 2020 and June 30, 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended September 30, 2020 and September 2021, respectively | | | (41) | | | $ (41) |
Balance at Sep. 30, 2020 | | 11.1 | 5,125.5 | (96.8) | 7.5 | 5,047.3 |
Balance (in shares) at Sep. 30, 2020 | 63,756,000 | | | | | |
Balance at Dec. 31, 2020 | | 0.1 | 5,193.2 | (77.9) | 7.3 | $ 5,122.7 |
Balance (in shares) at Dec. 31, 2020 | 63,600,000 | | | | | 63,600,000 |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | 266.9 | | 1.3 | $ 268.2 |
Other comprehensive income (loss) | | | | (1.2) | | (1.2) |
Dividend to noncontrolling interest holder | | | | | (2.4) | (2.4) |
Stock-based compensation, net | | 6.5 | | | | 6.5 |
Stock-based compensation, net (in shares) | 107,000 | | | | | |
Cash dividends - $0.625 and $0.6875 per share for the quarter ended March 31, 2020 and 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended June 30, 2020 and June 30, 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended September 30, 2020 and September 2021, respectively | | | (44.8) | | | (44.8) |
Balance at Mar. 31, 2021 | | 6.6 | 5,415.3 | (79.1) | 6.2 | 5,349 |
Balance (in shares) at Mar. 31, 2021 | 63,707,000 | | | | | |
Balance at Dec. 31, 2020 | | 0.1 | 5,193.2 | (77.9) | 7.3 | $ 5,122.7 |
Balance (in shares) at Dec. 31, 2020 | 63,600,000 | | | | | 63,600,000 |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | | | | $ 995.1 |
Other comprehensive income (loss) | | | | | | (5) |
Repurchase of common shares | | | | | | $ (155) |
Repurchase of common shares (in shares) | | | | | | 1,000,000 |
Balance at Sep. 30, 2021 | | 0.1 | 5,943.5 | (82.9) | 7.2 | $ 5,867.9 |
Balance (in shares) at Sep. 30, 2021 | 62,694,000 | | | | | 62,694,000 |
Balance at Mar. 31, 2021 | | 6.6 | 5,415.3 | (79.1) | 6.2 | $ 5,349 |
Balance (in shares) at Mar. 31, 2021 | 63,707,000 | | | | | |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | 329.1 | | 1.1 | 330.2 |
Other comprehensive income (loss) | | | | 4.5 | | 4.5 |
Stock-based compensation, net | | 23.1 | | | | 23.1 |
Stock-based compensation, net (in shares) | 8,000 | | | | | |
Repurchase of common shares | | (24) | | | | (24) |
Repurchase of common shares (in shares) | (147,000) | | | | | |
Cash dividends - $0.625 and $0.6875 per share for the quarter ended March 31, 2020 and 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended June 30, 2020 and June 30, 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended September 30, 2020 and September 2021, respectively | | | (43.8) | | | (43.8) |
Balance at Jun. 30, 2021 | | 5.7 | 5,700.6 | (74.6) | 7.3 | 5,639 |
Balance (in shares) at Jun. 30, 2021 | 63,568,000 | | | | | |
Increase (Decrease) in Stockholders' Equity | | | | | | |
Net income | | | 395.7 | | 1 | 396.7 |
Other comprehensive income (loss) | | | | (8.3) | | (8.3) |
Dividend to noncontrolling interest holder | | | | | (1.1) | (1.1) |
Stock-based compensation, net | | 16.3 | | | | 16.3 |
Stock-based compensation, net (in shares) | 12,000 | | | | | |
Repurchase of common shares | | (21.9) | (109.1) | | | $ (131) |
Repurchase of common shares (in shares) | (886,000) | | | | | 885,606 |
Cash dividends - $0.625 and $0.6875 per share for the quarter ended March 31, 2020 and 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended June 30, 2020 and June 30, 2021, respectively, and $0.625 and $0.6875 per share for the quarter ended September 30, 2020 and September 2021, respectively | | | (43.7) | | | $ (43.7) |
Balance at Sep. 30, 2021 | | $ 0.1 | $ 5,943.5 | $ (82.9) | $ 7.2 | $ 5,867.9 |
Balance (in shares) at Sep. 30, 2021 | 62,694,000 | | | | | 62,694,000 |