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Stockholder's Equity (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Stockholder's Equity (Deficit) |  |  |
Dividends declared to QSC | $ 1,350 | $ 1,400 | $ 1,325
Common stock, shares issued (shares) | 1 | 1 |
Common stock, shares outstanding (shares) | 1 | 1 |
Dividends |  |  |
Cash dividend paid to QSC | $ 1,350 | $ 1,400 | $ 1,325
COMMON STOCK |  |  |
Stockholder's Equity (Deficit) |  |  |
Common stock, shares issued (shares) | 1 |  |
Common stock, shares outstanding (shares) | 1 |  |

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