ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES - Series A Preferred Stock Offering (Details)							1 Months Ended	3 Months Ended
	Jun. 30, 2017	Apr. 26, 2017 USD ($) $ / shares shares	Apr. 26, 2017 $ / shares shares	Apr. 18, 2017 $ / shares shares	Mar. 28, 2017 USD ($) $ / shares shares	Mar. 17, 2017 USD ($) $ / shares shares	Apr. 26, 2017 USD ($) item $ / shares shares	Jun. 30, 2017
SHAREHOLDERS’ EQUITY
Number of closings of a private placement offerings held | item							4
Units issued (in shares)			50	710	511	680	1,951
Units issued, unit price (in dollars per share) | $ / shares		$ 1,000	$ 1,000	$ 1,000	$ 1,000	$ 1,000	$ 1,000
Gross cash proceeds | $							$ 2,000,000
Series A Preferred Stock
SHAREHOLDERS’ EQUITY
Units issued, shares or units consisting of units issued (in shares)		1	1	1	1	1	1
Dividend rate (as a percent)	1.00%					1.00%		1.00%
Share price (in dollars per share) | $ / shares		$ 1,040	$ 1,040				$ 1,040
Shares issued (in shares)			50	710	511	680	1,951
Total equity issuance cost | $							$ 200,000
Series A Investor Warrant
SHAREHOLDERS’ EQUITY
Units issued, shares or units consisting of units issued (in shares)		1	1	1	1	1	1
Exercise price (in dollars per share) | $ / shares		$ 3.50	$ 3.50				$ 3.50
Number of shares each warrant can purchase (in shares)		223	223				223
Warrants issued to purchase shares of common stock (in shares)		435,073	435,073				435,073
Placement Agent Series A Warrants
SHAREHOLDERS’ EQUITY
Exercise price (in dollars per share) | $ / shares		$ 3.00	$ 3.00				$ 3.00
Number of shares each warrant can purchase (in shares)		20,120	20,120		13,528	18,002	20,120
Total equity issuance cost | $		$ 68,400			$ 45,990	$ 61,200
Warrants issued to purchase shares of common stock (in shares)		51,650	51,650				51,650