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CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (USD $) In Millions, unless otherwise specified | Total | Common Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Treasury Stock at Cost | Non-controlling interests
--- | --- | --- | --- | --- | --- | --- | ---
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 |  |  |  |  |  |  |
Stock issued under option and other incentive plans | 27.8 |  | (28.4) |  |  | 56.2 |
Tax benefit of option exercises | 8.1 |  | 8.1 |  |  |  |
Changes in the value of Affiliate equity and other | (32.7) |  | (41.1) |  |  |  | 8.4
Share-based payment arrangements | 10.6 |  | 10.6 |  |  |  |
Distributions to non-controlling interests | (125.4) |  |  |  |  |  | (125.4)
Net income | 129.7 |  |  |  | 62.4 |  | 67.3
Other comprehensive loss | (21.5) |  |  | (21.1) |  |  | (0.4)
Balance at Mar. 31, 2013 | $ 3,038.0 | $ 0.5 | $ 817.7 | $ 58.0 | $ 1,413.1 | $ (158.4) | $ 907.1

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