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Consolidated Statement of Equity (Unaudited) - 3 months ended Mar. 31, 2017 - USD ($) shares in Millions, $ in Millions | Total | Total Stockholder's Equity | (Accumulated Deficit) Retained Earnings | Common Stock Held in Treasury | Common Stock | Capital in Excess of Par Value | Accumulated Other Comprehensive Loss | Noncontrolling Interests
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Dec. 31, 2016 |  |  |  | 129 | 1,574 |  |  |
Balance at Dec. 31, 2016 | $ 9,257 | $ 6,051 | $ (16,540) | $ (3,708) | $ 157 | $ 26,690 | $ (548) | $ 3,206
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Exercised and issued stock-based awards (in shares) |  |  |  |  | 2 |  |  |
Exercised and issued stock-based awards | 5 | 5 |  |  | $ 1 | 4 |  |
Stock-based compensation | 31 | 31 |  |  |  | 31 |  |
Tender of shares for stock-based awards | (9) | (9) |  | $ (9) |  |  |  |
Dividends on common stock | 1 | 1 | 1 |  |  |  |  |
Dividends to noncontrolling interests | (15) |  |  |  |  |  |  | (15)
Net income attributable to common stockholders | 228 | 228 | 228 |  |  |  |  |
Net income attributable to noncontrolling interests, including discontinued operations | 78 |  |  |  |  |  |  | 78
Other comprehensive income | 11 | 11 |  |  |  |  | 11 |
Balance (in shares) at Mar. 31, 2017 |  |  |  | 129 | 1,576 |  |  |
Balance at Mar. 31, 2017 | $ 9,587 | $ 6,318 | $ (16,311) | $ (3,717) | $ 158 | $ 26,725 | $ (537) | $ 3,269

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