Revenue (Schedule of Revenue Disaggregation by Product Category) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2023	Apr. 30, 2022
Disaggregation Of Revenue [Line Items]
Net sales	$ 281,184	$ 317,527
Sales Revenue Net | Geographic Concentration Risk
Disaggregation Of Revenue [Line Items]
Percentage of net sales	100.00%	100.00%
Net sales	$ 281,184	$ 317,527
Sales Revenue Net | Geographic Concentration Risk | Non-Athletics
Disaggregation Of Revenue [Line Items]
Percentage of net sales	51.00%	50.00%
Net sales	$ 142,732	$ 159,111
Sales Revenue Net | Geographic Concentration Risk | Non-Athletics | Women's
Disaggregation Of Revenue [Line Items]
Percentage of net sales	28.00%	28.00%
Net sales	$ 77,759	$ 88,554
Sales Revenue Net | Geographic Concentration Risk | Non-Athletics | Men's
Disaggregation Of Revenue [Line Items]
Percentage of net sales	15.00%	15.00%
Net sales	$ 43,446	$ 49,152
Sales Revenue Net | Geographic Concentration Risk | Non-Athletics | Children's
Disaggregation Of Revenue [Line Items]
Percentage of net sales	8.00%	7.00%
Net sales	$ 21,527	$ 21,405
Sales Revenue Net | Geographic Concentration Risk | Athletics
Disaggregation Of Revenue [Line Items]
Percentage of net sales	44.00%	44.00%
Net sales	$ 122,853	$ 140,791
Sales Revenue Net | Geographic Concentration Risk | Athletics | Women's
Disaggregation Of Revenue [Line Items]
Percentage of net sales	15.00%	16.00%
Net sales	$ 42,788	$ 51,034
Sales Revenue Net | Geographic Concentration Risk | Athletics | Men's
Disaggregation Of Revenue [Line Items]
Percentage of net sales	17.00%	17.00%
Net sales	$ 48,036	$ 53,026
Sales Revenue Net | Geographic Concentration Risk | Athletics | Children's
Disaggregation Of Revenue [Line Items]
Percentage of net sales	12.00%	11.00%
Net sales	$ 32,029	$ 36,731
Sales Revenue Net | Geographic Concentration Risk | Accessories
Disaggregation Of Revenue [Line Items]
Percentage of net sales	5.00%	5.00%
Net sales	$ 14,548	$ 15,752
Sales Revenue Net | Geographic Concentration Risk | Other
Disaggregation Of Revenue [Line Items]
Percentage of net sales	0.00%	1.00%
Net sales	$ 1,051	$ 1,873