BUSINESS COMBINATIONS - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020	Sep. 30, 2020	Nov. 29, 2019
BUSINESS COMBINATIONS
Business Combination, Contingent Consideration, Asset						$ 2,500
Common Stock, Shares, Issued	11,179,041		11,179,041		10,977,675
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned						1,133
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 2,081		$ 2,081
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	1,500		1,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	5,857		5,857
Business Acquisition, Transaction Costs						$ 800
Debt Instrument, Interest Rate, Effective Percentage						4.50%
Revenues	18,751	$ 16,012	36,636	$ 28,930
Net loss	$ (723)	$ (588)	(1,089)	$ (2,014)
Pre-Clinical Research Services
BUSINESS COMBINATIONS
Revenues			3,813
Net loss			$ 711