Basis of Presentation (Details) - USD ($)	7 Months Ended
Jun. 30, 2018	May 05, 2018
Business Acquisition [Line Items]
Deferred debt and equity financing costs		$ 20,100,000
Scenario, Forecast \| Line of Credit \| Revolving Credit Facility
Business Acquisition [Line Items]
Maximum borrowing capacity	$ 500,000,000
Cavium \| Scenario, Forecast
Business Acquisition [Line Items]
Number of common shares per Cavium share	2.1757
Cash consideration (in usd per share)	$ 40.00
Purchase price (in usd per share)	$ 80
Transaction value	$ 6,000,000,000
Amount of debt financing	1,750,000,000
Termination fee	180,000,000
Cavium \| Scenario, Forecast \| Goldman Sachs Bank USA
Business Acquisition [Line Items]
Commitments of debt financing	850,000,000
Cavium \| Scenario, Forecast \| Bank of America Merrill Lynch
Business Acquisition [Line Items]
Commitments of debt financing	$ 900,000,000

Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Cash Paid Per Acquiree Share

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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