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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY AND OTHER COMPREHENSIVE INCOME - USD ($) shares in Millions | Total | Common Stock Repurchase Program | Accelerated Share Repurchase Program | Common Stock | Common Stock Common Stock Repurchase Program | Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Treasury Stock | Treasury Stock Common Stock Repurchase Program | Stock Held By Employee Benefits Trusts | Noncontrolling Interests
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 31, 2014 |  |  |  |  | 119.4 |  |  |  |  |  |  |  |
Beginning Balance at Dec. 31, 2014 |  | $ 2,234,600,000 |  |  | $ 236,600,000 |  | $ 1,201,700,000 | $ 3,554,800,000 | $ (435,400,000) | $ (2,351,700,000) |  | $ (5,900,000) | $ 34,500,000
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | 434,800,000 |  |  |  |  |  | 429,100,000 |  |  |  |  | 5,700,000
Other comprehensive loss |  | (56,500,000) |  |  |  |  |  |  | (49,400,000) |  |  |  | (7,100,000)
Shares issued under stock and benefit plans, net of minimum tax withholdings (in shares) |  |  |  |  | 1.4 |  |  |  |  |  |  |  |
Shares issued under stock and benefit plans, net of minimum tax withholdings |  | 7,800,000 |  |  |  |  | (21,800,000) |  |  | 29,600,000 |  |  |
Treasury stock purchased under share repurchase program (in shares) |  |  |  |  |  | (2.1) |  |  |  |  |  |  |
Treasury stock purchased under share repurchase program |  |  | $ (207,800,000) |  |  |  |  |  |  |  | $ (207,800,000) |  |
Cash dividends |  | (138,400,000) |  |  |  |  |  | (138,400,000) |  |  |  |  |
Dividends paid to employee benefits trusts |  | 600,000 |  |  |  |  | 600,000 |  |  |  |  |  |
Stock-based compensation expense |  | 38,400,000 |  |  |  |  | 38,400,000 |  |  |  |  |  |
Tax effects of stock-based compensation plans |  | 30,000,000 |  |  |  |  | 30,000,000 |  |  |  |  |  |
Contributions from noncontrolling interests |  | 1,500,000 |  |  |  |  |  |  |  |  |  |  | 1,500,000
Redeemable noncontrolling interest adjustment |  |  |  |  |  |  |  | (11,100,000) |  |  |  |  | 11,100,000
Dividends paid to noncontrolling interests |  | (6,400,000) |  |  |  |  |  |  |  |  |  |  | (6,400,000)
Purchase of noncontrolling interests |  | 300,000 |  |  |  |  | 100,000 |  |  |  |  |  | 200,000
Other | [1] | 11,500,000 |  |  |  |  | 11,500,000 |  |  |  |  |  | 0
Ending Balance (in shares) at Dec. 31, 2015 |  |  |  |  | 118.7 |  |  |  |  |  |  |  |
Ending Balance at Dec. 31, 2015 |  | 2,350,400,000 |  |  | $ 236,600,000 |  | 1,260,500,000 | 3,834,400,000 | (484,800,000) | (2,529,900,000) |  | (5,900,000) | 39,500,000
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated share repurchase program, adjustment |  |  |  | $ 11,500,000 |  |  |  |  |  |  |  |  |
Net income |  | 495,100,000 |  |  |  |  |  | 488,800,000 |  |  |  |  | 6,300,000
Other comprehensive loss |  | (47,100,000) |  |  |  |  |  |  | (44,100,000) |  |  |  | (3,000,000)
Shares issued under stock and benefit plans, net of minimum tax withholdings (in shares) |  |  |  |  | 1.2 |  |  |  |  |  |  |  |
Shares issued under stock and benefit plans, net of minimum tax withholdings |  | 4,900,000 |  |  |  |  | (19,400,000) |  |  | 24,300,000 |  |  |
Cash dividends |  | (158,400,000) |  |  |  |  |  | (158,400,000) |  |  |  |  |
Dividends paid to employee benefits trusts |  | 800,000 |  |  |  |  | 800,000 |  |  |  |  |  |
Stock-based compensation expense |  | 37,100,000 |  |  |  |  | 37,100,000 |  |  |  |  |  |
Tax effects of stock-based compensation plans |  | 35,900,000 |  |  |  |  | 35,900,000 |  |  |  |  |  |
Redeemable noncontrolling interest adjustment |  | 0 |  |  |  |  |  | (11,600,000) |  |  |  |  | 11,600,000
Dividends paid to noncontrolling interests |  | (5,800,000) |  |  |  |  |  |  |  |  |  |  | (5,800,000)
Purchase of noncontrolling interests |  | 1,700,000 |  |  |  |  | (1,600,000) |  |  |  |  |  | 3,300,000
Other |  | 6,700,000 |  |  |  |  | 0 |  |  |  |  |  | 6,700,000
Ending Balance (in shares) at Dec. 31, 2016 |  |  |  |  | 119.9 |  |  |  |  |  |  |  |
Ending Balance at Dec. 31, 2016 |  | 2,721,300,000 |  |  | $ 236,600,000 |  | 1,313,300,000 | 4,153,200,000 | (528,900,000) | (2,505,600,000) |  | (5,900,000) | 58,600,000
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | 598,000,000 |  |  |  |  |  | 587,300,000 |  |  |  |  | 10,700,000
Other comprehensive loss |  | 170,200,000 |  |  |  |  |  |  | 166,900,000 |  |  |  | 3,300,000
Shares issued under stock and benefit plans, net of minimum tax withholdings (in shares) |  |  |  |  | 0.7 |  |  |  |  |  |  |  |
Shares issued under stock and benefit plans, net of minimum tax withholdings |  | (13,700,000) |  |  |  |  | (18,800,000) |  |  | 5,100,000 |  |  |
Impact of Tax Cuts and Jobs Act of 2017 |  | 50,000,000 |  |  |  |  |  | 50,000,000 | (50,000,000) |  |  |  |
Treasury stock purchased under share repurchase program (in shares) | [2] |  |  |  |  | (0.5) |  |  |  |  |  |  |
Treasury stock purchased under share repurchase program | [2] |  | $ (77,100,000) |  |  |  |  |  |  |  | $ (77,100,000) |  |
Cash dividends |  | (188,300,000) |  |  |  |  |  | (188,300,000) |  |  |  |  |
Dividends paid to employee benefits trusts |  | 900,000 |  |  |  |  | 900,000 |  |  |  |  |  |
Stock-based compensation expense |  | 38,300,000 |  |  |  |  | 38,300,000 |  |  |  |  |  |
Tax effects of stock-based compensation plans |  |  |  |  |  |  | 26,700,000 |  |  |  |  |  |
Redeemable noncontrolling interest adjustment |  | 0 |  |  |  |  |  | (1,500,000) |  |  |  |  | 1,500,000
Dividends paid to noncontrolling interests |  | (8,400,000) |  |  |  |  |  |  |  |  |  |  | (8,400,000)
Purchases of redeemable noncontrolling interests |  | (2,600,000) |  |  |  |  | (1,000,000) |  |  |  |  |  | (1,600,000)
Other |  | 400,000 |  |  |  |  |  | (100,000) |  |  |  |  | (500,000)
Ending Balance (in shares) at Dec. 31, 2017 |  |  |  |  | 120.1 |  |  |  |  |  |  |  |
Ending Balance at Dec. 31, 2017 |  | 3,239,000,000 |  |  | $ 236,600,000 |  | $ 1,332,700,000 | $ 4,600,600,000 | $ (412,000,000) | $ (2,577,600,000) |  | $ (5,900,000) | $ 64,600,000
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock authorized amount for future purchases |  | $ 590,092,166 |  |  |  |  |  |  |  |  |  |  |
[1] | At December 31, 2015, the paid-in capital includes the $11.5 million holdback related to the accelerated share repurchase program discussed in Note 1. At December 31, 2015, the paid-in capital reflects the $11.5 million settlement of the accelerated share repurchase program discussed in Note 1.
[2] | At December 31, 2017, $590.1 million was authorized for future repurchases of our common stock.

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