Discontinued Operations - Schedule of Discontinued Operations Related to the Apparel Segment (Parenthetical) (Detail) $ in Millions	Aug. 31, 2016 USD ($)
Apparel Segment [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Termination fee paid	$ 3.0

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