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Inventories - Summary of Inventories (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Jan. 30, 2022
Inventory Disclosure [Abstract]
Raw materials	$ 3,197	$ 4,304
Work in progress	79,829	85,445
Finished goods	24,602	24,254
Inventories	$ 107,628	$ 114,003

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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-Topic 210
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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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-Name Accounting Standards Codification
-Topic 210
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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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