Leases (Lease Term and Discount Rate) (Details)	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020
Weighted-average remaining lease term (years):
Including the long-term ground lease related to the New York buying office	10 years 4 months 24 days	10 years 8 months 12 days
Excluding the long-term ground lease related to the New York buying office	5 years 10 months 24 days	6 years 1 month 6 days
Weighted-average discount rate:
Including the long-term ground lease related to the New York buying office	3.40%	3.50%
Excluding the long-term ground lease related to the New York buying office	0.030	0.031