XML 52 R40.htm IDEA: XBRL DOCUMENT v3.7.0.1
GENERAL Warehousing and Distribution (Details) - USD ($)
$ in Millions
3 Months Ended
Apr. 30, 2017
May 01, 2016
Warehousing and Distribution [Line Items]    
Warehousing and Distribution Expense $ 60.8 $ 58.3