v3.3.1.900

Investments (Investment Income (Loss), Net) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Gains on sales and exchanges of investments, net | $ 12 | $ 192 | $ 484
Investment impairment losses | (59) | (50) | (29)
Unrealized gains (losses) on securities underlying prepaid forward sale agreements | 42 | 66 | 1,601
Mark to market adjustments on derivative component of prepaid forward sale agreements and indexed debt instruments | (42) | (56) | (1,604)
Interest and dividend income | 115 | 116 | 111
Other, net | 13 | 28 | 13
Investment income (loss), net | 81 | 296 | 576
NBCUniversal Media LLC [Member] |  |  |
Investment income (loss), net | $ 5 | $ 27 | $ 17

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