Pension Plans and Other Retirement Benefits - Financial Information Related to Funded Defined Benefit Pension Plan and Unfunded Supplemental Pension Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Change in plan assets
Employer contribution	$ 5,000	$ 102,000	$ 106,000
Net (asset) liability recognized on Consolidated Balance Sheets	46,000	75,000
Funded Plan
Change in projected benefit obligation
Projected benefit obligation at beginning of year	1,532,416	1,221,170
Service cost	50,123	44,685	45,342
Interest cost	50,210	52,172	54,355
Actuarial losses	13,758	237,125
Benefits paid	(24,527)	(19,891)
Expenses paid	(2,706)	(2,845)
Projected benefit obligation at end of year	1,619,274	1,532,416	1,221,170
Accumulated benefit obligation at end of year	1,481,505	1,383,298
Change in plan assets
Fair value of plan assets at beginning of year	1,562,274	1,245,335
Actual return on plan assets	151,594	239,675
Employer contribution	100	100,000
Benefits paid	(24,527)	(19,891)
Expenses paid	(2,706)	(2,845)
Fair value of plan assets at end of year	1,686,735	1,562,274	1,245,335
Funded status – excess (asset) obligation	(67,461)	(29,858)
Net (asset) liability recognized on Consolidated Balance Sheets	(67,461)	(29,858)
Prior service cost	803	1,181
Accumulated actuarial losses	245,506	316,695
Amounts included in Accumulated other comprehensive income (loss)	246,309	317,876
Unfunded Plan
Change in projected benefit obligation
Projected benefit obligation at beginning of year	104,823	96,759
Service cost	2,430	2,059	2,391
Interest cost	3,283	3,740	3,600
Actuarial losses	8,229	4,682
Benefits paid	(5,287)	(2,417)
Expenses paid	0	0
Projected benefit obligation at end of year	113,478	104,823	96,759
Accumulated benefit obligation at end of year	97,451	88,038
Change in plan assets
Fair value of plan assets at beginning of year	0	0
Actual return on plan assets	0	0
Employer contribution	5,287	2,417
Benefits paid	(5,287)	(2,417)
Expenses paid	0	0
Fair value of plan assets at end of year	0	0	$ 0
Funded status – excess (asset) obligation	113,478	104,823
Net (asset) liability recognized on Consolidated Balance Sheets	113,478	104,823
Prior service cost	0	0
Accumulated actuarial losses	35,880	32,266
Amounts included in Accumulated other comprehensive income (loss)	$ 35,880	$ 32,266