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v3.10.0.1

Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions | Total | Common Stock | Retained Earnings | Accumulated Other Comprehensive Income (Loss)
--- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2015 | $ 950.5 | $ 311.7 | $ 638.4 | $ 0.4
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 95.7 |  | 95.7 |
Other comprehensive loss, net of tax | (8.6) |  |  | (8.6)
Common stock transactions: |  |  |  |
Common shares purchased and retired | (26.9) | (26.9) |  |
Common shares issued | 0.0 |  |  |
Non-vested common shares issued | 0.0 |  |  |
Non-vested common shares forfeited or canceled | 0.0 |  |  |
Stock options exercised, net of shares tendered in payment of option price and income tax withholding amounts | 4.7 | 4.7 |  |
Tax benefit of stock-based compensation | 2.2 | 2.2 |  |
Stock-based compensation expense | 4.4 | 4.4 |  |
Cash dividends declared: |  |  |  |
Common (per share) | (39.4) |  | (39.4) |
Ending Balance at Dec. 31, 2016 | 982.6 | 296.1 | 694.7 | (8.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 106.5 |  | 106.5 |
Other comprehensive loss, net of tax | (3.8) |  |  | (3.8)
Common stock transactions: |  |  |  |
Common shares purchased and retired | (1.3) | (1.3) |  |
Non-vested common shares issued | 0.0 |  |  |
Non-vested common shares forfeited or canceled | 0.0 |  |  |
Stock options exercised, net of shares tendered in payment of option price and income tax withholding amounts | 2.4 | 2.4 |  |
Tax benefit of stock-based compensation |  | 2.6 |  |
Stock-based compensation expense | 3.8 | 3.8 |  |
Cash dividends declared: |  |  |  |
Common (per share) | (48.6) |  | (48.6) |
Ending Balance at Dec. 31, 2017 | 1,427.6 | 687.0 | 752.6 | (12.0)
Common stock transactions: |  |  |  |
Common Stock, Value, Issued | 386.0 | 386.0 |  |
Net income | 160.2 |  | 160.2 |
Reclassifications Of Income Tax Effects |  |  |  | (3.1)
Other comprehensive loss, net of tax | (9.5) |  |  | (9.5)
Common shares purchased and retired | (1.0) | (1.0) |  |
Non-vested common shares issued | 0.0 |  |  |
Non-vested common shares forfeited or canceled | 0.0 |  |  |
Stock options exercised, net of shares tendered in payment of option price and income tax withholding amounts | 1.8 | 1.8 |  |
Tax benefit of stock-based compensation |  | 1.1 |  |
Stock-based compensation expense | 5.6 |  |  |
Cash dividends declared: |  |  |  |
Common (per share) | (64.1) |  | (64.1) |
Ending Balance at Dec. 31, 2018 | 1,693.9 | 866.7 | $ 851.8 | $ (24.6)
Common stock transactions: |  |  |  |
Common Stock, Value, Issued | $ 173.3 | $ 173.3 |  |

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