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

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information Document
Financial Statements
Notes to Financial Statements
Accounting Policies
- Basis of Presentation and Significant Accounting Policies Update (Policies)
Notes Tables
Notes Details

Commitments and Contingencies Legal and Regulatory Proceedings (Details)

v3.10.0.1

Commitments and Contingencies Legal and Regulatory Proceedings (Details) € in Millions, $ in Millions, ₩ in Billions	3 Months Ended	12 Months Ended
	Dec. 24, 2017 USD ($)	Sep. 30, 2018 EUR (€)	Sep. 24, 2017 USD ($)	Sep. 24, 2017 KRW (₩)	Jan. 03, 2019 USD ($)	Jan. 03, 2019 EUR (€)	Dec. 30, 2018 USD ($)	Sep. 30, 2018 USD ($)
KFTC [Member]
Loss Contingencies [Line Items]
Loss contingency, loss in period			$ 927
KFTC [Member] \| Korea (South), Won
Loss Contingencies [Line Items]
Loss contingency, loss in period \| ₩				₩ 1,030
EC [Member]
Loss Contingencies [Line Items]
Loss contingency, loss in period	$ 1,200
Per annum interest rate for financial guarantees							1.50%
Accrual for EC fine - other current liabilities							$ 1,155	$ 1,167
EC [Member] \| Euro Member Countries, Euro
Loss Contingencies [Line Items]
Loss contingency, loss in period \| €		€ 997
Subsequent Event [Member] \| Apple [Member]
Loss Contingencies [Line Items]
Financial guarantees to enforce injunction					$ 1,500
Subsequent Event [Member] \| Apple [Member] \| Euro Member Countries, Euro
Loss Contingencies [Line Items]
Financial guarantees to enforce injunction \| €						€ 1,300

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