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Discontinued Operations Discontinued operations balance sheet (Details) - USD ($) $ in Thousands | Jan. 31, 2017 | Jan. 31, 2016
--- | --- | ---
Discontinued operations [Line Items] |  |
Cash and cash equivalents | $ 0 | $ 5
Trade accounts receivable, net | 25 | 5,720
Inventory | 0 | 2,000
Other assets | 0 | 60
Property, plant and equipment, net of accumulated depreciation | 0 | 6,456
Total assets from discontinued operations | 25 | 14,241
Trade accounts payable, accrued expenses and other | 199 | 7,514
Current maturities of long-term debt | 0 | 5,322
Total liabilities from discontinued operations | $ 199 | $ 12,836

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