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Commitments and Contingencies	12 Months Ended
Commitments and Contingencies	Jan. 31, 2018
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and Contingencies Purchase Obligations—At January 31, 2018, the Company had approximately $1.5 million in purchase orders outstanding. Customs and Performance Guarantees—As of January 31, 2018, the Company had provided customs and performance guarantees totaling approximately $244,000. These were secured by cash deposits totaling approximately $244,000.