v3.7.0.1

Condensed Consolidated Statement of Changes in Equity (Unaudited) - USD ($) $ in Millions | Total | Redeemable Noncontrolling Interests And Redeemable Subsidiary Preferred Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Treasury Stock at Cost [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Noncontrolling Interest [Member] | NBCUniversal Media LLC [Member] | NBCUniversal Media LLC [Member] Redeemable Noncontrolling Interest [Member] | NBCUniversal Media LLC [Member] Member's Capital [Member] | NBCUniversal Media LLC [Member] Accumulated Other Comprehensive Income (Loss) [Member] | NBCUniversal Media LLC [Member] Noncontrolling Interest [Member] | Class A Common Stock [Member] Common Stock [Member] | Class B Common Stock [Member] Common Stock [Member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2015 |  |  |  |  |  |  |  | $ 34,303 |  | $ 32,834 | $ (212) | $ 1,681 |  |
Beginning balance at Dec. 31, 2015 | $ 53,978 |  | $ 38,490 | $ 21,413 | $ (7,517) | $ (174) | $ 1,709 |  |  |  |  |  | $ 57 | $ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation plans | 228 |  | 228 |  |  |  |  |  |  |  |  |  |  |
Repurchases of common stock under repurchase program and employee plans | (1,437) |  | (310) | (1,127) |  |  |  |  |  |  |  |  |  |
Employee stock purchase plans | 33 |  | 33 |  |  |  |  |  |  |  |  |  |  |
Dividends declared | (670) |  |  | (670) |  |  |  | (195) |  | (195) |  |  |  |
Contributions from (distributions to) noncontrolling interests, net | (36) |  |  |  |  |  | (36) | (41) |  |  |  | (41) |  |
Other comprehensive income (loss) | 227 |  |  |  |  | 90 | 137 | 281 |  |  | 144 | 137 |  |
Other | (5) |  | (5) |  |  |  |  | 1 |  | 1 |  |  |  |
Net income (loss) | 2,194 |  |  | 2,134 |  |  | 60 | 1,063 |  | 1,002 |  | 61 |  |
Ending balance at Mar. 31, 2016 | 54,512 |  | 38,436 | 21,750 | (7,517) | (84) | 1,870 |  |  |  |  |  | 57 | 0
Ending balance at Mar. 31, 2016 |  |  |  |  |  |  |  | 35,412 |  | 33,642 | (68) | 1,838 |  |
Beginning balance at Dec. 31, 2015 |  | $ 1,221 |  |  |  |  |  |  | $ 372 |  |  |  |  |
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contributions from (distributions to) noncontrolling interests, net |  | (5) |  |  |  |  |  |  | (22) |  |  |  |  |
Other |  | (10) |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  | 30 |  |  |  |  |  |  | 19 |  |  |  |  |
Ending balance at Mar. 31, 2016 |  | 1,236 |  |  |  |  |  |  | 369 |  |  |  |  |
Beginning balance at Dec. 31, 2016 |  |  |  |  |  |  |  | 41,017 |  | 39,036 | (135) | 2,116 |  |
Beginning balance at Dec. 31, 2016 | 56,174 |  | 38,230 | 23,076 | (7,517) | 98 | 2,231 |  |  |  |  |  | 56 | 0
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation plans | 114 |  | 114 |  |  |  |  |  |  |  |  |  |  |
Repurchases of common stock under repurchase program and employee plans | (1,006) |  | (178) | (828) |  |  |  |  |  |  |  |  |  |
Employee stock purchase plans | 39 |  | 39 |  |  |  |  |  |  |  |  |  |  |
Dividends declared | (751) |  |  | (751) |  |  |  | (195) |  | (195) |  |  |  |
Contributions from (distributions to) noncontrolling interests, net | (34) |  |  |  |  |  | (34) | (41) |  |  |  | (41) |  |
Contribution from member |  |  |  |  |  |  |  | 662 |  | 662 |  |  |  |
Other comprehensive income (loss) | 331 |  |  |  |  | 244 | 87 | 293 |  |  | 206 | 87 |  |
Other | 163 |  | (90) |  |  |  | 253 | 342 |  | 89 |  | 253 |  |
Net income (loss) | 2,618 |  |  | 2,566 |  |  | 52 | 1,255 |  | 1,200 |  | 55 |  |
Ending balance at Mar. 31, 2017 | 57,648 |  | $ 38,115 | $ 24,063 | $ (7,517) | $ 342 | $ 2,589 |  |  |  |  |  | $ 56 | $ 0
Ending balance at Mar. 31, 2017 |  |  |  |  |  |  |  | 43,333 |  | $ 40,792 | $ 71 | $ 2,470 |  |
Beginning balance at Dec. 31, 2016 | 1,446 | 1,446 |  |  |  |  |  | 530 | 530 |  |  |  |  |
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contributions from (distributions to) noncontrolling interests, net |  | (8) |  |  |  |  |  |  | (20) |  |  |  |  |
Other |  | (11) |  |  |  |  |  |  | (1) |  |  |  |  |
Net income (loss) |  | 29 |  |  |  |  |  |  | 18 |  |  |  |  |
Ending balance at Mar. 31, 2017 | $ 1,456 | $ 1,456 |  |  |  |  |  | $ 527 | $ 527 |  |  |  |  |

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