XML 49 R37.htm IDEA: XBRL DOCUMENT v3.7.0.1
The Company - Additional Information (Detail)
Apr. 29, 2017
Gallery
Store
State
Showroom
Organization Consolidation And Presentation Of Financial Statements [Abstract]  
Number of retail Galleries | Gallery 85
Number of outlet stores | Store 28
Number of states | State 32
Number of waterworks showrooms | Showroom 15