Comparison of Sales of Each Product Category by Segment (Detail)	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Segment Reporting Information [Line Items]
Product sales	100.00%	100.00%	100.00%
Jewelry
Segment Reporting Information [Line Items]
Product sales	47.90%	46.10%	45.50%
Jewelry | North America
Segment Reporting Information [Line Items]
Product sales	32.70%	31.80%	32.00%
Jewelry | Europe
Segment Reporting Information [Line Items]
Product sales	15.20%	14.30%	13.50%
Accessories
Segment Reporting Information [Line Items]
Product sales	52.10%	53.90%	54.50%
Accessories | North America
Segment Reporting Information [Line Items]
Product sales	29.50%	30.70%	31.80%
Accessories | Europe
Segment Reporting Information [Line Items]
Product sales	22.60%	23.20%	22.70%