Face (par) amount of debt instrument at time of issuance.

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

NOTE PAYABLE - Narrative (Details) - USD ($) $ in Thousands	9 Months Ended
NOTE PAYABLE - Narrative (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020	Apr. 15, 2020
Debt Instrument [Line Items]
Gain on extinguishment of debt	$ 437	$ 0
Paycheck Protection Program
Debt Instrument [Line Items]
Face amount			$ 400
Stated rate			1.00%