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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 at Cost | Non- controlling Interests
--- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 31, 2015 |  | 55.8 |  |  |  |  |
Beginning Balance at Dec. 31, 2015 | $ 3,769.1 | $ 0.6 | $ 694.9 | $ (18.1) | $ 2,581.6 | $ (421.9) | $ 932.0
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income | 739.0 |  |  |  | 472.8 |  | 266.2
Other comprehensive income (loss) | (150.4) |  |  | (104.8) |  |  | (45.6)
Share-based compensation | 39.2 |  | 39.2 |  |  |  |
Common stock issued under share-based incentive plans | 15.5 |  | (53.8) |  |  | 69.3 |
Shares repurchases | (33.4) |  |  |  |  | (33.4) |
Forward equity | 5.2 |  | 5.2 |  |  |  |
Common stock issued under forward equity agreement (in shares) |  | 2.7 |  |  |  |  |
Common stock issued under forward equity agreement | 440.3 | $ 0.0 | 440.3 |  |  |  |
Issuance costs and other | (3.0) |  | (3.0) |  |  |  |
Affiliate equity activity: |  |  |  |  |  |  |
Affiliate equity compensation | 41.2 |  | 10.0 |  |  |  | 31.2
Issuances | 11.9 |  | (2.8) |  |  |  | 14.7
Repurchases | 15.3 |  | 14.9 |  |  |  | 0.4
Changes in redemption value of Redeemable non-controlling interests | (71.4) |  | (71.4) |  |  |  |
Transfers to Redeemable non-controlling interests | (42.6) |  |  |  |  |  | (42.6)
Capital contributions by Affiliate equity holders | 4.7 |  |  |  |  |  | 4.7
Distributions to non-controlling interests | (354.1) |  |  |  |  |  | (354.1)
Ending Balance (in shares) at Dec. 31, 2016 |  | 58.5 |  |  |  |  |
Ending Balance at Dec. 31, 2016 | 4,426.5 | $ 0.6 | 1,073.5 | (122.9) | 3,054.4 | (386.0) | 806.9
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income | 1,008.7 |  |  |  | 689.5 |  | 319.2
Other comprehensive income (loss) | 119.5 |  |  | 101.1 |  |  | 18.4
Share-based compensation | 40.4 |  | 40.4 |  |  |  |
Common stock issued under share-based incentive plans | 21.0 |  | (117.6) |  |  | 138.6 |
Shares repurchases | (416.3) |  |  |  |  | (416.3) |
Issuance costs and other | 0.6 |  | 0.6 |  |  |  |
Dividends ($0.80 and $1.20 per share) | (45.4) |  |  |  | (45.4) |  |
Affiliate equity activity: |  |  |  |  |  |  |
Affiliate equity compensation | 50.0 |  | 13.2 |  |  |  | 36.8
Issuances | 3.1 |  | (0.6) |  |  |  | 3.7
Repurchases | 34.6 |  | 40.6 |  |  |  | (6.0)
Changes in redemption value of Redeemable non-controlling interests | (241.5) |  | (241.5) |  |  |  |
Transfers to Redeemable non-controlling interests | (76.8) |  |  |  |  |  | (76.8)
Capital contributions by Affiliate equity holders | 6.3 |  |  |  |  |  | 6.3
Distributions to non-controlling interests | $ (352.2) |  |  |  |  |  | (352.2)
Ending Balance (in shares) at Dec. 31, 2017 | 58.5 | 58.5 |  |  |  |  |
Ending Balance at Dec. 31, 2017 | $ 4,578.5 | $ 0.6 | 808.6 | (21.8) | 3,698.5 | (663.7) | 756.3
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income | 532.3 |  |  |  | 243.6 |  | 288.7
Other comprehensive income (loss) | (102.2) |  |  | (87.2) |  |  | (15.0)
Share-based compensation | 44.7 |  | 44.7 |  |  |  |
Common stock issued under share-based incentive plans | (5.0) |  | (11.6) |  |  | 6.6 |
Shares repurchases | (489.5) |  |  |  |  | (489.5) |
Issuance costs and other | (0.5) |  | (0.5) |  |  |  |
Dividends ($0.80 and $1.20 per share) | (65.3) |  |  |  | (65.3) |  |
Affiliate equity activity: |  |  |  |  |  |  |
Affiliate equity compensation | 56.4 |  | 16.7 |  |  |  | 39.7
Issuances | 7.5 |  | (6.8) |  |  |  | 14.3
Repurchases | 6.3 |  | 15.3 |  |  |  | (9.0)
Changes in redemption value of Redeemable non-controlling interests | (30.8) |  | (30.8) |  |  |  | 0.0
Transfers to Redeemable non-controlling interests | (44.8) |  |  |  |  |  | (44.8)
Capital contributions by Affiliate equity holders | 17.8 |  |  |  |  |  | 17.8
Distributions to non-controlling interests | $ (370.5) |  |  |  |  |  | (370.5)
Ending Balance (in shares) at Dec. 31, 2018 | 58.5 | 58.5 |  |  |  |  |
Ending Balance at Dec. 31, 2018 | $ 4,134.9 | $ 0.6 | $ 835.6 | $ (109.0) | $ 3,876.8 | $ (1,146.6) | $ 677.5

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