SUBSEQUENT EVENTS (Details) - Subsequent Event [Member] - Initial Public Offering [Member] $ / shares in Units, $ in Millions	1 Months Ended
	May 31, 2019 USD ($) $ / shares shares
Stock Transactions [Abstract]
Common stock issued and sold (in shares) | shares	3,207,000
Common stock sold to underwriters (in shares) | shares	507,000
Offering price (in dollars per share) | $ / shares	$ 17.50
Aggregate gross proceeds from initial public offering | $	$ 56.1
Aggregate net proceeds from initial public offering | $	$ 51.4