Benefit Plans (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Weighted average assumptions
Discount rate—net periodic pension cost	2.80%	4.00%	3.70%
Discount rate—benefit obligations	2.50%	2.80%	4.00%
Rate of compensation increases	2.00%	2.00%	2.00%
Components of net periodic benefit costs:
Service cost	$ 4,360	$ 3,621	$ 3,687
Interest cost	6,143	7,667	7,131
Net actuarial loss	2,274	0	529
Net periodic benefit costs	12,777	11,288	11,347
Other changes in benefit obligations recognized in other comprehensive loss (income):
Net actuarial loss (gain)	5,052	24,137	(6,823)
Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost Recognized in Net Periodic Benefit Cost, before Tax	0	0	0
Total recognized in other comprehensive loss (income)	5,052	24,137	(6,823)
Total recognized in net periodic benefit costs and other comprehensive income or loss	$ 17,829	$ 35,425	$ 4,524