Leases (Details) - USD ($)	3 Months Ended	9 Months Ended
	Oct. 31, 2018	Oct. 31, 2018	Oct. 31, 2019	Feb. 01, 2019
Loss on exit of operating lease	$ (562,000)	$ (1,368,000)
Loss incurred on the disposal of fixed assets		$ (5,000)
Total minimum rentals due			$ 48,000
Total minimum rentals to be received			24,000
Operating lease right-of use assets			$ 17,000	$ 175,000
Operating lease right-of use assets extensible list			us-gaap:PrepaidExpenseCurrent
Lease liability			$ 48,000	$ 464,000
Lease liability extensible list			us-gaap:AccruedLiabilitiesCurrent
Discount rate			8.00%
NEW YORK
Loss on exit of operating lease	(472,000)
GEORGIA
Loss on exit of operating lease	$ (562,000)