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Nature of Business - Additional Information (Detail)	12 Months Ended
	Jan. 31, 2018 Store Customer	Jan. 31, 2017 Store
Nature Of Business [Line Items]
Number of stores for operations	613	606
Number of department and specialty stores worldwide, sold and distributed apparel and home goods to | Customer	2,100
United States
Nature Of Business [Line Items]
Number of stores for operations	520	515
Europe
Nature Of Business [Line Items]
Number of stores for operations	57	54
Canada
Nature Of Business [Line Items]
Number of stores for operations	36	37

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Number of departments and stores.

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Represents the number of stores.

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