Discontinued Operations - General Information (Details) $ in Millions	Aug. 27, 2018 USD ($)
Edwards Vacuum LLC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transition service agreement, term, high end of range	9 months
Aggregate amount to purchase goods	$ 1.0
Supply agreement term	1 year
Lease term	3 years
ULVAC Cryogenics, Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest (as a percent)	50.00%
Discontinued Operations, Held-for-sale \| Semiconductor Cryogenics Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration in cash	$ 675.0

Aggregate amount to purchase goods under supply agreement.

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Supply agreement term after closing of disposition.

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Transition Service Agreement, Term, High End of Range

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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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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.

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- Definition

Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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