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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) shares in Millions, $ in Millions | Total | Common Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Treasury Stock | Non-Controlling Interests
--- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2012 | 53.9 |  |  |  |  |  |
Beginning Balance at Dec. 31, 2012 | $ 3,041.4 | $ 0.5 | $ 868.5 | $ 79.1 | $ 1,350.7 | $ (214.6) | $ 957.2
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income | 669.6 |  |  |  | 360.5 |  | 309.1
Other comprehensive income (loss) | (7.1) |  |  | (5.1) |  |  | (2.0)
Share-based compensation | 27.5 |  | 27.5 |  |  |  |
Common stock issued under share-based incentive plans | 45.7 |  | (53.2) |  |  | 98.9 |
Tax benefit from share-based incentive plans | 20.7 |  | 20.7 |  |  |  |
Settlement of senior convertible securities | (130.7) |  | (130.7) |  |  |  |
Repurchases | (15.7) |  |  |  |  | (15.7) |
Forward equity | (44.0) |  | (44.0) |  |  |  |
Affiliate equity activity: |  |  |  |  |  |  |
Affiliate equity expense | 50.6 |  | 34.7 |  |  |  | 15.9
Issuances | 11.0 |  | (19.9) |  |  |  | 30.9
Repurchases | (53.8) |  | (32.9) |  |  |  | (20.9)
Changes in Redemption value of Redeemable non-controlling interests | (190.8) |  | (190.8) |  |  |  |
Transfers to Redeemable non-controlling interests | (19.5) |  |  |  |  |  | (19.5)
Capital Contributions by Affiliate equity holders | 6.8 |  |  |  |  |  | 6.8
Distributions to non-controlling interests | $ (267.1) |  |  |  |  |  | (267.1)
Ending balance (in shares) at Dec. 31, 2013 | 53.9 |  |  |  |  |  |
Ending Balance at Dec. 31, 2013 | $ 3,144.6 | $ 0.5 | 479.9 | 74.0 | 1,711.2 | (131.4) | 1,010.4
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income | 785.6 |  |  |  | 452.1 |  | 333.5
Other comprehensive income (loss) | (58.3) |  |  | (42.2) |  |  | (16.1)
Share-based compensation | 29.3 |  | 29.3 |  |  |  |
Common stock issued under share-based incentive plans | (5.3) |  | (134.4) |  |  | 129.1 |
Tax benefit from share-based incentive plans | $ 60.2 |  | 60.2 |  |  |  |
Settlement of senior convertible securities (in shares) | 1.9 | 1.9 |  |  |  |  |
Settlement of senior convertible securities | $ 276.5 | $ 0.1 | 276.4 |  |  |  |
Repurchases | (238.6) |  |  |  |  | (238.6) |
Forward equity | (45.0) |  | (45.0) |  |  |  |
Investments in Affiliates | 235.0 |  |  |  |  |  | 235.0
Affiliate equity activity: |  |  |  |  |  |  |
Affiliate equity expense | 66.2 |  | 29.2 |  |  |  | 37.0
Issuances | 10.8 |  |  |  |  |  | 10.8
Repurchases | 0.0 |  | 19.6 |  |  |  | (19.6)
Changes in Redemption value of Redeemable non-controlling interests | (43.0) |  | (43.0) |  |  |  |
Transfers to Redeemable non-controlling interests | (22.7) |  |  |  |  |  | (22.7)
Capital Contributions by Affiliate equity holders | 17.3 |  |  |  |  |  | 17.3
Distributions to non-controlling interests | $ (569.4) |  |  |  |  |  | (569.4)
Ending balance (in shares) at Dec. 31, 2014 | 55.8 |  |  |  |  |  |
Ending Balance at Dec. 31, 2014 | $ 3,643.2 | 0.6 | 672.2 | 31.8 | 2,163.3 | (240.9) | 1,016.2
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income | 833.7 |  |  |  | 516.0 |  | 317.7
Other comprehensive income (loss) | (69.2) |  |  | (49.9) |  |  | (19.3)
Share-based compensation | 34.2 |  | 34.2 |  |  |  |
Common stock issued under share-based incentive plans | 54.0 |  | (131.0) |  |  | 185.0 |
Tax benefit from share-based incentive plans | 44.5 |  | 44.5 |  |  |  |
Repurchases | (366.0) |  |  |  |  | (366.0) |
Forward equity | 0.0 |  |  |  |  |  |
Investments in Affiliates | 33.8 |  |  |  |  |  | 33.8
Affiliate equity activity: |  |  |  |  |  |  |
Affiliate equity expense | 62.0 |  | 10.4 |  |  |  | 51.6
Issuances | 1.7 |  | 0.1 |  |  |  | 1.6
Repurchases | 48.0 |  | 48.4 |  |  |  | (0.4)
Changes in Redemption value of Redeemable non-controlling interests | (81.6) |  | (81.6) |  |  |  |
Transfers to Redeemable non-controlling interests | (49.5) |  |  |  |  |  | (49.5)
Capital Contributions by Affiliate equity holders | 11.7 |  |  |  |  |  | 11.7
Distributions to non-controlling interests | $ (431.4) |  |  |  |  |  | (431.4)
Ending balance (in shares) at Dec. 31, 2015 | 55.8 |  |  |  |  |  |
Ending Balance at Dec. 31, 2015 | $ 3,769.1 | $ 0.6 | $ 597.2 | $ (18.1) | $ 2,679.3 | $ (421.9) | $ 932.0

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