ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Merger Agreement (Details) - Forecast - Subsequent Event - Zyla Life Sciences	3 Months Ended
	Jun. 30, 2020 $ / shares shares
Common Stock
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Exchange ratio (in shares) | shares	2.5
Zyla Life Sciences
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Par value of common stock (in dollars per share)	$ 0.001
Parent
Business Acquisition, Equity Interests Issued or Issuable [Line Items]
Par value of common stock (in dollars per share)	$ 0.0001