Guarantees and Other Commitments and Contingencies Letters of Credit (Details) $ in Thousands	Apr. 01, 2018 USD ($)
Guarantor Obligations [Line Items]
Letters of Credit Outstanding, Amount	$ 31,601

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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration