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Other Current Assets and Other Assets - Current (Details) - USD ($) $ in Thousands | Apr. 28, 2018 | Jan. 27, 2018
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Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |
Prepaid expenses | $ 18,461 | $ 13,167
Insurance recoveries/receivables for accrued insurance claims | 911 | 13,701
Receivables on equipment sales | 1,344 | 31
Deposits and other current assets, including restricted cash | 11,449 | 12,811
Total other current assets | $ 32,165 | $ 39,710

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