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Note 8 - Income Taxes (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 31, 2020 | Jan. 31, 2019
Taxes Payable, Total | $ 200 |
Effective Income Tax Rate Reconciliation, Percent, Total | 29.00% | 134.40%
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount | $ (172) | $ 2,617
Operating Loss Carryforwards, Total | 33,800 |
Deferred Tax Assets, Operating Loss Carryforwards, State and Local | 2,567 | 2,552
Deferred Tax Assets, Operating Loss Carryforwards, Foreign | 223 | 390
Deferred Tax Assets, Tax Credit Carryforwards, Foreign | 2,580 | 2,305
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total | 100 | 100
Unrecognized Tax Benefits that Would Impact Effective Tax Rate | 400 |
Foreign Tax Authority [Member] | Middle East [Member] |  |
Undistributed Earnings of Foreign Subsidiaries | 26,800 |
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | 25,000 |
Foreign Tax Authority [Member] | UNITED ARAB EMIRATES |  |
Undistributed Earnings of Foreign Subsidiaries | 16,100 |
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | 0 |
Foreign Tax Authority [Member] | SAUDI ARABIA |  |
Undistributed Earnings of Foreign Subsidiaries | 10,700 |
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | 2,100 |
Foreign Tax Authority [Member] | Ministry of Finance, India [Member] |  |
Undistributed Earnings of Foreign Subsidiaries | 4,600 |
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | 900 |
Domestic Tax Authority [Member] |  |
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount | $ (337) | $ (2,612)

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