Discontinued Operations - Discontinued Operations (Detail) - Equity Securities $ in Millions	Oct. 02, 2020 USD ($)
Non-controlling Interest
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Minority investment (as a percent)	20.00%
Compute
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Investments	$ 36.5
Compute | Non-controlling Interest
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Minority investment (as a percent)	20.00%