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Benefit Plans (Tables) | 6 Months Ended
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Aug. 03, 2024
Retirement Benefits [Abstract] |
Schedule of components of net periodic benefit costs | The components of net periodic benefit costs are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended | ​ | Six Months Ended
​ | ​ | August 3, |  | July 29, |  | August 3, |  | July 29,
(in thousands of dollars) | ​ | 2024 | ​ | 2023 | ​ | 2024 | ​ | 2023
Components of net periodic benefit costs: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Service cost | ​ | $ | 1,588 | ​ | $ | 1,262 | ​ | $ | 3,177 | ​ | $ | 2,523
Interest cost | ​ |  | 3,976 | ​ |  | 3,237 | ​ |  | 7,951 | ​ |  | 6,474
Net actuarial loss | ​ |  | 2,182 | ​ |  | 1,461 | ​ |  | 4,365 | ​ |  | 2,922
Net periodic benefit costs | ​ | $ | 7,746 | ​ | $ | 5,960 | ​ | $ | 15,493 | ​ | $ | 11,919
​

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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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