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Accounts Receivable, Contract Assets, and Contract Liabilities - Accounts Receivable (Details) - USD ($) $ in Thousands | Jul. 29, 2023 | Jan. 28, 2023
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Receivables [Abstract] |  |
Trade accounts receivable | $ 464,494 | $ 367,842
Unbilled accounts receivable | 721,046 | 670,066
Retainage | 32,711 | 32,351
Total | 1,218,251 | 1,070,259
Less: allowance for doubtful accounts | (3,801) | (3,246)
Accounts receivable, net | $ 1,214,450 | $ 1,067,013

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