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Statement of Stockholders Equity Statement - USD ($) shares in Millions, $ in Millions | Total | 2019 Stock Repurchase Plan [Member] | Common Stock [Member] | Treasury Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | AOCI Attributable to Parent [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Common stock, shares outstanding |  |  | 170.1 |  |  |  |
Stockholders' Equity Attributable to Parent | $ 4,122.3 |  | $ 42.5 | $ (3,412.9) | $ 3,188.0 | $ 4,312.6 | $ (7.9)
Treasury Stock, Shares |  |  |  | 60.1 |  |  |
Net income | 257.1 |  |  |  |  | 257.1 |
StockIssuedDuringPeriodSharesShareBasedCompensationNetofRelatedTaxes(inshares) |  |  | 1.1 | 0.3 |  |  |
StockIssuedDuringPeriodValueShareBasedCompensationNetofRelatedTaxes | 8.2 |  | $ 0.3 | $ (26.7) | 34.6 |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | $ 29.1 |  |  |  | 29.1 |  |
Treasury Stock, Shares, Acquired | (0.7) |  | (0.7) |  |  |  |
Treasury Stock, Value, Acquired, Par Value Method | $ (74.2) |  | $ (0.2) | $ (74.2) | 0.2 |  |
Stock Repurchased During Period, Shares |  |  |  | 0.7 |  |  |
Dividends | (75.1) |  |  |  |  | (75.1) |
Other Comprehensive Income (Loss), Net of Tax | 0.1 |  |  |  |  |  | (0.1)
Common stock, shares outstanding |  |  | 170.5 |  |  |  |
Stockholders' Equity Attributable to Parent | $ 4,267.3 |  | $ 42.6 | $ (3,513.8) | 3,251.9 | 4,494.6 | (8.0)
Treasury Stock, Shares |  |  |  | 61.1 |  |  |
Common stock, shares outstanding | 165.6 |  | 165.6 |  |  |  |
Stockholders' Equity Attributable to Parent | $ 4,164.2 |  | $ 41.4 | $ (4,093.5) | 3,403.7 | 4,820.4 | (7.8)
Treasury Stock, Shares |  |  |  | 66.7 |  |  |
Net income | 509.3 |  |  |  |  |  |
StockIssuedDuringPeriodSharesShareBasedCompensationNetofRelatedTaxes(inshares) |  |  | 0.7 | 0.4 |  |  |
StockIssuedDuringPeriodValueShareBasedCompensationNetofRelatedTaxes | (45.0) |  | $ 0.2 | $ (47.8) | 2.6 |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | $ 64.9 |  |  |  | 64.9 |  |
Treasury Stock, Shares, Acquired | (1.4) |  | (1.4) |  |  |  |
Treasury Stock, Value, Acquired, Par Value Method | $ (195.6) |  | $ (0.4) |  | 0.4 |  |
Stock Repurchased During Period, Shares |  |  |  | 1.4 |  |  |
Dividends | (83.0) |  |  |  |  | (83.0) |
Other Comprehensive Income (Loss), Net of Tax | $ (0.1) |  |  |  |  |  | 0.1
Stock repurchase program expiration date |  | Jan. 30, 2021 |  |  |  |  |
Common stock, shares outstanding | 164.9 |  | 164.9 |  |  |  |
Stockholders' Equity Attributable to Parent | $ 4,414.9 |  | $ 41.2 | $ (4,336.9) | $ 3,471.6 | $ 5,246.7 | $ (7.7)
Treasury Stock, Shares |  |  |  | 68.5 |  |  |
Authorized amount of stock for repurchase |  | $ 2,000.0 |  |  |  |  |
Remaining amount authorized fro stock repurchase |  | $ 780.0 |  |  |  |  |

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