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v3.19.2

Consolidated Statements of Changes in Stockholders' Equity - USD ($) shares in Thousands, $ in Millions | Total | Common Stock | Additional Paid in Capital | Retained Earnings | Accumulated Other Comprehensive Loss
--- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2017 | $ 2,182.6 | $ 0.9 | $ 471.2 | $ 1,867.4 | $ (156.9)
Beginning Balance (in shares) at Dec. 31, 2017 |  | 94,350 |  |  |
Common stock withheld and retired to cover taxes on vested stock awards | (7.7) | $ 0.0 | (0.4) | (7.3) | 0.0
Common stock withheld and retired to cover taxes on vested stock awards (in shares) |  | (67) |  |  |
Common stock dividends declared | (134.2) | $ 0.0 | 0.0 | (134.2) | 0.0
Adoption of ASC 606 | ASU 2014-09 | 1.6 | 0.0 | 0.0 | 1.6 | 0.0
Share-based compensation | 11.1 | $ 0.0 | 11.1 | 0.0 | 0.0
Share-based compensation expense (in shares) |  | 217 |  |  |
Other | 0.0 | $ 0.0 | 0.2 | (0.2) | 0.0
Comprehensive income | 334.6 | 0.0 | 0.0 | 326.7 | 7.9
Ending Balance at Jun. 30, 2018 | 2,388.0 | $ 0.9 | 482.1 | 2,054.0 | (149.0)
Ending Balance (in shares) at Jun. 30, 2018 |  | 94,500 |  |  |
Beginning Balance at Mar. 31, 2018 | 2,273.8 | $ 0.9 | 476.3 | 1,949.6 | (153.0)
Beginning Balance (in shares) at Mar. 31, 2018 |  | 94,348 |  |  |
Common stock withheld and retired to cover taxes on vested stock awards | (7.6) | $ 0.0 | (0.4) | (7.2) | 0.0
Common stock withheld and retired to cover taxes on vested stock awards (in shares) |  | (67) |  |  |
Common stock dividends declared | (74.8) | $ 0.0 | 0.0 | (74.8) | 0.0
Share-based compensation | 6.0 | $ 0.0 | 6.0 | 0.0 | 0.0
Share-based compensation expense (in shares) |  | 219 |  |  |
Other | 0.0 | $ 0.0 | 0.2 | (0.2) | 0.0
Comprehensive income | 190.6 | 0.0 | 0.0 | 186.6 | 4.0
Ending Balance at Jun. 30, 2018 | 2,388.0 | $ 0.9 | 482.1 | 2,054.0 | (149.0)
Ending Balance (in shares) at Jun. 30, 2018 |  | 94,500 |  |  |
Beginning Balance at Dec. 31, 2018 | 2,672.4 | $ 0.9 | 494.5 | 2,315.8 | (138.8)
Beginning Balance (in shares) at Dec. 31, 2018 |  | 94,497 |  |  |
Common stock withheld and retired to cover taxes on vested stock awards | (7.7) | $ 0.0 | (0.6) | (7.1) | 0.0
Common stock withheld and retired to cover taxes on vested stock awards (in shares) |  | (83) |  |  |
Common stock dividends declared | (149.7) | $ 0.0 | 0.0 | (149.7) | 0.0
Share-based compensation | 19.4 | $ 0.0 | 19.4 | 0.0 | 0.0
Share-based compensation expense (in shares) |  | 252 |  |  |
Other | (0.2) | $ 0.0 | 0.0 | (0.2) | 0.0
Comprehensive income | 387.0 | 0.0 | 0.0 | 380.4 | 6.6
Ending Balance at Jun. 30, 2019 | 2,921.2 | $ 0.9 | 513.3 | 2,539.2 | (132.2)
Ending Balance (in shares) at Jun. 30, 2019 |  | 94,666 |  |  |
Beginning Balance at Mar. 31, 2019 | 2,794.6 | $ 0.9 | 501.4 | 2,427.8 | (135.5)
Beginning Balance (in shares) at Mar. 31, 2019 |  | 94,494 |  |  |
Common stock withheld and retired to cover taxes on vested stock awards | (7.7) | $ 0.0 | (0.6) | (7.1) | 0.0
Common stock withheld and retired to cover taxes on vested stock awards (in shares) |  | (83) |  |  |
Common stock dividends declared | (74.9) | $ 0.0 | 0.0 | (74.9) | 0.0
Share-based compensation | 12.5 | $ 0.0 | 12.5 | 0.0 | 0.0
Share-based compensation expense (in shares) |  | 255 |  |  |
Other | (0.2) | $ 0.0 | 0.0 | (0.2) | 0.0
Comprehensive income | 196.9 | 0.0 | 0.0 | 193.6 | 3.3
Ending Balance at Jun. 30, 2019 | $ 2,921.2 | $ 0.9 | $ 513.3 | $ 2,539.2 | $ (132.2)
Ending Balance (in shares) at Jun. 30, 2019 |  | 94,666 |  |  |

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