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Pension Plans and Other Retirement Benefits - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	4 Months Ended	8 Months Ended	12 Months Ended
	Nov. 03, 2018	Nov. 03, 2018	Feb. 02, 2019	Sep. 30, 2018	Feb. 01, 2020	Feb. 02, 2019	Dec. 31, 2018	Feb. 03, 2018
Pension Plans and Other Retirement Benefits [Line Items]
Net accrued liability recognized in balance sheet			$ (72,600)		$ 74,900	$ (72,600)
Pension plans and other retirement benefits, current liability			4,700		3,000	4,700
Pension plans and other retirement benefits, long-term liability			92,100		101,800	92,100
Pension plans and other retirement benefits, long-term asset			24,200		29,900	24,200
Employer contribution					$ 102,400	106,200		$ 105,000
Minimum percentage of pension liability					80.00%
Anticipated employer's contribution to fund current benefit and expense payments under the unfunded plan in fiscal 2021					$ 3,100
Pension settlement charge					$ 0	(36,122)		0
Percentage of employees contribution from eligible pay, maximum					50.00%
Rate of eligible pay for matching employee contributions					5.00%
Minimum range of rates for matching employee contributions					25.00%
Maximum range of rates for matching employee contributions					75.00%
Rate of defined pension plan					25.00%
Multiemployer Pension Plans
Pension Plans and Other Retirement Benefits [Line Items]
Pension contribution to National Retirement Fund					$ 20,200	18,500		16,300
Percentage of pension contribution							5.00%
Funded Plan
Pension Plans and Other Retirement Benefits [Line Items]
Excess percentage of projected benefit obligation for amortization of unrecognized gains and losses					10.00%
Deferral Rate
Pension Plans and Other Retirement Benefits [Line Items]
Rate of defined pension plan					2.00%
Employee Savings Plan
Pension Plans and Other Retirement Benefits [Line Items]
Total cost to employer					$ 59,300	60,800		54,500
Nonqualified Savings Plan
Pension Plans and Other Retirement Benefits [Line Items]
Employer contribution					6,600	6,000		6,300
Retirement/Deferred Savings Plan
Pension Plans and Other Retirement Benefits [Line Items]
Employer contribution					20,200	15,300		12,600
Funded Plan
Pension Plans and Other Retirement Benefits [Line Items]
Net accrued liability recognized in balance sheet			$ (24,165)		(29,858)	(24,165)
Estimated amortization of prior service cost for 2021					400
Estimated amortization of net actuarial loss for 2021					21,700
Employer contribution					100,000	100,000
Transferred assets to plan		$ 207,400
Pension settlement charge		$ 36,100			$ 0	$ (36,122)		$ 0
Discount rate	4.40%		4.40%	4.00%	4.30%			4.40%
Expected rate of return on plan assets	6.00%		6.00%	6.00%	6.00%			6.00%
Discount rate			4.30%	4.40%	3.30%	4.30%
Unfunded Plan
Pension Plans and Other Retirement Benefits [Line Items]
Net accrued liability recognized in balance sheet			$ 96,759		$ 104,823	$ 96,759
Estimated amortization of net actuarial loss for 2021					4,100
Employer contribution					$ 2,417	$ 6,234
Discount rate					4.10%	3.80%		4.00%
Discount rate			4.10%		3.10%	4.10%

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