STOCKHOLDERS' DEFICIT - Common Stock (Details) - shares			3 Months Ended
	Feb. 10, 2020	Jan. 28, 2020	Apr. 30, 2020
Common Stock
Common Stock
Issuance of common stock upon exercise of warrants (in shares)	183,361	183,361	183,361	[1]

[1] Note: Share amounts presented above have been adjusted to reflect the impact of a 1-for-12 reverse stock split effected in May 2020 as discussed in Note 1.