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v3.20.1

Shareholders Equity Shareholders' Equity (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019 | Dec. 31, 2018
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | $ 6,295.6 |  | $ 9,309.6 |
Net loss | (3,007.7) | $ (188.0) |  |
Other Comprehensive Income (Loss), Net of Tax | $ (13.4) | $ 1.5 |  |
Common Stock [Member] |  |  |  |
Shares, Issued | 205.9 | 115.2 | 205.9 | 115.2
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | $ 82.5 | $ 46.2 | $ 82.5 | $ 46.2
Additional Paid-in Capital [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | $ 8,634.9 | $ 7,230.2 | 8,627.8 | 7,225.0
Shares Issued Under Share Based Compensation Plans, Shares | (0.7) | (0.1) |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | $ 7.8 | $ 5.3 |  |
Retained Earnings [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | (2,334.6) | 679.3 | 671.7 | 874.2
Net loss | (3,006.3) | (190.4) |  |
Dividends, Common Stock, Cash |  | (4.5) |  |
AOCI Attributable to Parent [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | (7.2) | 19.7 | 6.2 | 18.2
Other Comprehensive Income (Loss), Net of Tax | (13.4) | 1.5 |  |
Treasury Stock [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | $ (77.3) | $ (74.9) | (77.3) | (72.2)
Shares Issued Under Share Based Compensation Plans, Shares | 0.9 | 0.1 |  |
Stock Repurchased During Period, Value | $ (0.9) | $ (2.8) |  |
Noncontrolling Interest [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | (2.7) | (0.2) | $ (1.3) | $ (2.6)
Net loss | $ (1.4) | $ 2.4 |  |

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