BUSINESS COMBINATIONS - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended
	Nov. 08, 2019	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2019	Sep. 30, 2020	Dec. 01, 2019	Nov. 29, 2019
BUSINESS COMBINATIONS
Common Stock, Shares, Issued		11,117,999			10,977,675
Revenues		$ 17,885	$ 17,885	$ 12,918
Net loss		(366)		$ (1,426)
Paycheck protection program loan
BUSINESS COMBINATIONS
Business Combination, Contingent Consideration, Asset	$ 5,857
Business Combination, Consideration Transferred	$ 1,500
Common Stock, Shares, Issued	240
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned							$ 1,133
Payments for purchase of certain real property	$ 2,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		2,081				$ 5,857
Revenues		1,838
Net loss		$ 401
Paycheck protection program loan | Unsecured promissory note
BUSINESS COMBINATIONS
Debt Instrument, Face Amount	$ 800
Debt Instrument, Interest Rate, Stated Percentage	4.50%