Contingencies (Details) $ in Thousands		12 Months Ended
Apr. 21, 2014 USD ($)	Nov. 28, 2015 Juror
Loss Contingencies [Line Items]
Number of jurors \| Juror		6
TransWeb [Member]
Loss Contingencies [Line Items]
Litigation settlement \| $	$ 26,147

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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