Summary of Significant Accounting Policies - Disaggregated Revenue (Details)	3 Months Ended
	Jun. 27, 2020	Jun. 29, 2019
Disaggregation Of Revenue
Net sales percentage	100.00%	100.00%
Stores
Disaggregation Of Revenue
Net sales percentage	75.00%	86.00%
E-commerce
Disaggregation Of Revenue
Net sales percentage	25.00%	14.00%
Footwear
Disaggregation Of Revenue
Net sales percentage	59.00%	52.00%
Apparel
Disaggregation Of Revenue
Net sales percentage	28.00%	32.00%
Hats, accessories and other
Disaggregation Of Revenue
Net sales percentage	13.00%	16.00%