Commitments and Contingencies (Detail) $ in Millions	Jul. 29, 2015 USD ($)
Sirius XM \| Settled Litigation
Gain Contingencies [Line Items]
Receipts from plaintiff	$ 210

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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