Other Liabilities - Additional Information (Detail) - WHQ Development [Member] - USD ($) $ in Millions	6 Months Ended
Aug. 28, 2015	Feb. 28, 2015	Aug. 29, 2014
Schedule Of Other Liabilities [Line Items]
Anticipated year of completion for new world headquarters building	2016
New World Headquarters construction costs to date	$ 57.4	$ 31.7	$ 14.8
Construction costs liability to lessor	$ 57.4	$ 31.7	$ 14.8

Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Name:	us-gaap_ConstructionInProgressGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant