Other Postretirement Benefit Plans - Change in Benefit Obligation (Details) - Other Benefits - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	$ 7,025	$ 4,525
Service cost	89	89	$ 409
Interest cost	124	151	214
Plan participants’ contributions	134	111
Benefits paid	(550)	(591)
Actuarial (gain) loss	(1,216)	2,740
Benefit Obligation at End of Year	5,606	7,025	$ 4,525
Funded Status at End of Year	$ (5,606)	$ (7,025)