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Benefit Plans (Tables) | 12 Months Ended
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Feb. 03, 2024
Retirement Benefits [Abstract] |
Schedule of accumulated benefit obligation, changes in projected benefit obligation, change in Pension Plan assets, funded status and reconciliation to amounts recognized in the consolidated balance sheets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | February 3, |  | January 28,
(in thousands of dollars) | ​ | 2024 | ​ | 2023
Change in benefit obligation: |  | ​ |  |  | ​ |
Benefit obligation at beginning of year | ​ | $ | 273,118 | ​ | $ | 226,286
Service cost | ​ |  | 5,047 | ​ |  | 4,077
Interest cost | ​ |  | 12,948 | ​ |  | 6,786
Actuarial loss | ​ |  | 32,333 | ​ |  | 42,321
Benefits paid | ​ |  | (6,959) | ​ |  | (6,352)
Benefit obligation at end of year | ​ | $ | 316,487 | ​ | $ | 273,118
Change in Pension Plan assets: | ​ |  |  | ​ |  |
Fair value of Pension Plan assets at beginning of year | ​ | $ | — | ​ | $ | —
Employer contribution | ​ |  | 6,959 | ​ |  | 6,352
Benefits paid | ​ |  | (6,959) | ​ |  | (6,352)
Fair value of Pension Plan assets at end of year | ​ | $ | — | ​ | $ | —
Funded status (Pension Plan assets less benefit obligation) | ​ | $ | (316,487) | ​ | $ | (273,118)
Amounts recognized in the balance sheets: | ​ |  |  | ​ |  |
Accrued benefit liability | ​ | $ | (316,487) | ​ | $ | (273,118)
Net amount recognized | ​ | $ | (316,487) | ​ | $ | (273,118)
Pretax amounts recognized in accumulated other comprehensive loss: | ​ |  |  | ​ |  |
Net actuarial loss | ​ | $ | 97,917 | ​ | $ | 71,427
Prior service cost | ​ |  | — | ​ |  | —
Net amount recognized | ​ | $ | 97,917 | ​ | $ | 71,427
​ | ​ | ​ | ​ | ​ | ​ | ​
Accumulated benefit obligation at end of year | ​ | $ | (303,442) | ​ | $ | (272,002)
Schedule of weighted average assumption | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Fiscal 2023 |  | Fiscal 2022 |  | Fiscal 2021 |
Discount rate—net periodic pension cost |  | 4.8 | % | 3.0 | % | 2.5 | %
Discount rate—benefit obligations |  | 5.1 | % | 4.8 | % | 3.0 | %
Rate of compensation increases—net periodic pension cost | ​ | 2.0 | % | 2.0 | % | 2.0 | %
Rate of compensation increases—benefit obligations |  | 3.0 | % | 2.0 | % | 2.0 | %
Schedule of components of net periodic benefit costs | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands of dollars) | ​ | Fiscal 2023 |  | Fiscal 2022 |  | Fiscal 2021
Components of net periodic benefit costs: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Service cost | ​ | $ | 5,047 | ​ | $ | 4,077 | ​ | $ | 4,268
Interest cost | ​ |  | 12,948 | ​ |  | 6,786 | ​ |  | 5,750
Net actuarial loss | ​ |  | 5,843 | ​ |  | 958 | ​ |  | 2,786
Net periodic benefit costs | ​ | $ | 23,838 | ​ | $ | 11,821 | ​ | $ | 12,804
Other changes in benefit obligations recognized in other comprehensive loss (income): | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net actuarial loss (gain) | ​ | $ | 26,490 | ​ | $ | 41,363 | ​ | $ | (16,004)
Amortization of prior service cost | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Total recognized in other comprehensive loss (income) | ​ | $ | 26,490 | ​ | $ | 41,363 | ​ | $ | (16,004)
Total recognized in net periodic benefit costs and other comprehensive income or loss | ​ | $ | 50,328 | ​ | $ | 53,184 | ​ | $ | (3,200)
Schedule of estimated future benefits payments for the nonqualified benefit plan | ​
​ | ​ | ​ | ​ | ​
(in thousands of dollars) |  | ​ | ​ | ​
Fiscal Year |  | ​ |  | ​
2024 | ​ | $ | 7,053 | *
2025 | ​ |  | 19,600 |
2026 | ​ |  | 20,478 |
2027 | ​ |  | 27,523 |
2028 | ​ |  | 29,359 |
2029 - 2033 | ​ |  | 136,082 |
Total payments for next ten fiscal years | ​ | $ | 240,095 |
* | The estimated benefit payment for fiscal 2024 also represents the amount the Company expects to contribute to the Pension Plan for fiscal 2024.

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- Definition Tabular disclosure of net funded status of pension plans and/or other employee benefit plans. Tabular disclosure of the amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized. This also includes the disclosure of accumulated benefit obligation. + References No definition available. + Details
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- Definition Tabular disclosure of assumption used to determine benefit obligation and net periodic benefit cost of defined benefit plan. Includes, but is not limited to, discount rate, rate of compensation increase, expected long-term rate of return on plan assets and interest crediting rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (f) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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