RELATED PARTY TRANSACTIONS- Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended		3 Months Ended
	Jul. 31, 2017	Mar. 16, 2017	Jun. 30, 2018	Mar. 31, 2017	Mar. 31, 2018	Dec. 31, 2017
Related Party Transaction [Line Items]
Number of Common Stock Need to Hold to Designate As Director	600,000
Royalty Receivable					$ 192	$ 71
Schutte Note [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Proceeds from Issuance of Long-term Debt			$ 1,500
Main Pointe Agreement [Member]
Related Party Transaction [Line Items]
Proceeds from License Fees Received		$ 2,500		$ 2,500
Asset Transferred, License Agreement				$ 309
Licensing Agreement, Royalty Percentage		7.50%		7.50%
Royalty Receivable					8
Investor [Member]
Related Party Transaction [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 0.528
Investor [Member] | Private Placement [Member]
Related Party Transaction [Line Items]
Sale of Stock, Consideration Received on Transaction	$ 4,000
Sale of Stock, Number of Shares Issued in Transaction	8,912,655
Sale of Stock, Price Per Share	$ 0.4488
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 0.528
Sale Of Stock Issue Price Description	85
Warrants Not Settleable in Cash, Fair Value Disclosure					$ 495
Class Of Warrants Or Rights Expiry Period	5 years