The aggregate cost of goods produced and sold and services rendered during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_CostOfRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Basis of Presentation (Details)	3 Months Ended	9 Months Ended
Basis of Presentation (Details)	Oct. 31, 2020 USD ($)	Oct. 31, 2020 USD ($)	Oct. 31, 2021 USD ($)
Cost of revenue	$ 480,000	$ 869,000
Amendment No. 22 To Credit Facility [Member]
Non-refundable fee			$ 50,000
Debt Instrument Covenant Period, One
Minimum fixed charge coverage ratio			1.10
Debt Instrument Covenant Period, Two
Minimum fixed charge coverage ratio			1.00
Debt Instrument Covenant Period, Thereafter
Minimum fixed charge coverage ratio			1.10