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Assets Held for Sale and Discontinued Operations - Schedule of Discontinued Operations, Balance Sheet (Details) - USD ($) $ in Thousands | Oct. 31, 2020 | Jan. 31, 2020
--- | --- | ---
Current assets of discontinued operations: |  |
Total current assets of discontinued operations | $ 5,440 | $ 14,913
Current liabilities of discontinued operations: |  |
Total current liabilities of discontinued operations | 1,133 | 2,730
Discontinued Operations, Held-for-sale |  |
Current assets of discontinued operations: |  |
Accounts receivable, net | 1,963 | 5,699
Inventories, net | 359 | 605
Prepaid expenses and other current assets | 141 | 227
Seismic equipment lease pool and property and equipment, net | 2,977 | 8,382
Total current assets of discontinued operations | 5,440 | 14,913
Current liabilities of discontinued operations: |  |
Accounts payable | 71 | 884
Deferred revenue | 18 | 34
Accrued expenses and other current liabilities | 1,044 | 1,886
Income taxes payable | 0 | (74)
Total current liabilities of discontinued operations | $ 1,133 | $ 2,730

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