Stockholders' Equity Accumulated Other Comprehensive Income (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | |||
---|---|---|---|---|---|
Mar. 30, 2014
|
Mar. 31, 2013
|
Mar. 30, 2014
|
Mar. 31, 2013
|
Sep. 29, 2013
|
|
Total accumulated other comprehensive income | $ 810 | $ 810 | $ 753 | ||
Investment income, net | 282 | 259 | 546 | 497 | |
Foreign Currency Translation Adjustment [Member]
|
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Other comprehensive income before reclassifications | 6 | ||||
Reclassifications from accumulated other comprehensive income | 1 | ||||
Other comprehensive income | 7 | ||||
Total accumulated other comprehensive income | (108) | (108) | (115) | ||
Noncredit Other-than-Temporary Impairment Losses and Subsequent Changes in Fair Value for Certain Available-for-Sale Debt Securities [Member]
|
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Other comprehensive income before reclassifications | 1 | ||||
Reclassifications from accumulated other comprehensive income | 0 | ||||
Other comprehensive income | 1 | ||||
Total accumulated other comprehensive income | 26 | 26 | 25 | ||
Net Unrealized Gain (Loss) on Other Available-for-Sale Securities [Member]
|
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Other comprehensive income before reclassifications | 179 | ||||
Reclassifications from accumulated other comprehensive income | (125) | ||||
Other comprehensive income | 54 | ||||
Total accumulated other comprehensive income | 879 | 879 | 825 | ||
Net Unrealized Gain (Loss) on Derivative Instruments [Member]
|
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Other comprehensive income before reclassifications | 8 | ||||
Reclassifications from accumulated other comprehensive income | (13) | ||||
Other comprehensive income | (5) | ||||
Total accumulated other comprehensive income | 13 | 13 | 18 | ||
Net Unrealized Gain (Loss) on Derivative Instruments [Member] | Reclassifications from Accumulated Other Comprehensive Income [Member]
|
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Revenues Costs and Expenses | 7 | 13 | |||
Total Accumulated Other Comprehensive Income Attributable to Qualcomm [Member]
|
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Other comprehensive income before reclassifications | 194 | ||||
Reclassifications from accumulated other comprehensive income | (137) | ||||
Other comprehensive income | 57 | ||||
Total accumulated other comprehensive income | 810 | 810 | 753 | ||
NetUnrealizedGainLossOnAFSSecuritiesAndAccumulatedTranslationAdjustment [Member] | Reclassifications from Accumulated Other Comprehensive Income [Member]
|
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Investment income, net | $ 71 | $ 124 |