FAIR VALUE (Narratives) (Details)	1 Months Ended	3 Months Ended
	Jan. 31, 2021 USD ($) shares	Mar. 31, 2021 USD ($) shares	Mar. 31, 2022 USD ($) Y	Dec. 31, 2021 Y
2016 Warrant Liability [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants outstanding (in shares) | shares	357	357
Settlement of warrant liability | $	$ 100,000	$ 100,000
Warrants and rights outstanding | $			$ 0
Minimum [Member] | Measurement Input, Price Volatility [Member] | 2018 Warrant Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants and Rights Outstanding, Measurement Input			64	61
Minimum [Member] | Measurement Input, Risk Free Interest Rate [Member] | 2018 Warrant Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants and Rights Outstanding, Measurement Input			0.17	0.06
Minimum [Member] | Measurement Input, Expected Term [Member] | 2018 Warrant Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants and Rights Outstanding, Measurement Input | Y			0.1	0.3
Maximum [Member] | Measurement Input, Price Volatility [Member] | 2018 Warrant Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants and Rights Outstanding, Measurement Input			188	199
Maximum [Member] | Measurement Input, Risk Free Interest Rate [Member] | 2018 Warrant Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants and Rights Outstanding, Measurement Input			2.28	0.73
Maximum [Member] | Measurement Input, Expected Term [Member] | 2018 Warrant Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants and Rights Outstanding, Measurement Input | Y			2.1	2.4