Leases - (Details) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 31, 2020	Nov. 02, 2019	Oct. 31, 2020	Nov. 02, 2019
Leases [Abstract]
Operating Lease, Weighted Average Discount Rate, Percent	4.14%	4.64%	4.14%	4.64%
Operating Lease, Expense	$ 17,665,000	$ 16,677,000	$ 52,522,000	$ 43,074,000
Variable Lease, Cost	480,000	466,000	999,000	1,580,000
ASC 840 prepaid rent expense	0	39,000	0	6,051,000
Operating Lease, Payments	16,109,000	15,503,000	47,554,000	40,921,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	1,825,000	$ 2,758,000	29,659,000	$ 3,360,000
Operating Leases, Future Minimum Payments Due, Next Twelve Months	17,155,000		17,155,000
Operating Leases, Future Minimum Payments, Due in Two Years	57,224,000		57,224,000
Operating Leases, Future Minimum Payments, Due in Three Years	41,927,000		41,927,000
Operating Leases, Future Minimum Payments, Due in Four Years	30,536,000		30,536,000
Operating Leases, Future Minimum Payments, Due In Five Years	19,546,000		19,546,000
Operating Leases, Future Minimum Payments, Due Thereafter	47,987,000		47,987,000
Operating Leases, Future Minimum Payments Due	214,375,000		214,375,000
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(21,929,000)		(21,929,000)
Operating Lease, Liability	$ 192,446,000		$ 192,446,000