QUALCOMM Incorporated Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity Share Repurchase Program (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2018	Jun. 24, 2018	Jun. 25, 2017	May 09, 2018	Mar. 09, 2015
Equity, Class of Treasury Stock [Line Items]
Authorized amount				$ 10,000
Stock repurchased and retired during period, shares		24.2	16.7
Stock repurchased and retired during period, value		$ 1,425	$ 1,000
Remaining authorized amount		$ 9,000
$15B stock repurchase program announced March 9, 2015 [Member]
Equity, Class of Treasury Stock [Line Items]
Authorized amount					$ 15,000
Remaining authorized amount				$ 1,200
Scenario, Forecast [Member]
Equity, Class of Treasury Stock [Line Items]
Maximum amount of potential share repurchases if the NXP Acquisition terminates	$ 30,000