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Property and Equipment (Detail) - USD ($)
$ in Thousands
Jan. 31, 2016
Jan. 31, 2015
Property, Plant and Equipment [Line Items]    
Land $ 15,197 $ 15,197
Buildings 294,674 239,115
Furniture and fixtures 424,681 410,265
Leasehold improvements 860,577 794,995
Other operating equipment 249,969 180,397
Construction-in-progress 44,763 182,595
Property, Plant and Equipment, Gross, Total 1,889,861 1,822,564
Accumulated depreciation (1,026,724) (933,332)
Total $ 863,137 $ 889,232