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LEASES (Tables)

6 Months Ended

Jun. 30, 2022

During the three and six months ended June 30, 2022 and 2021, the net operating lease expenses were as follows (in thousands):

	Three months ended June 30,
	2022			2021
Operating lease expense	$	146		$	164
Sublease income		(21	)		(21	)
Variable lease expense		51			1
Total lease expense	$	176		$	144

	Six months ended June 30,
	2022			2021
Operating lease expense	$	333		$	315
Sublease income		(42	)		(42	)
Variable lease expense		53			10
Total lease expense	$	344		$	283

Operating Lease Right-of-use Assets and Liabilities

The tables below show the beginning balances of the operating ROU assets and lease liabilities as of January 1, 2022 and the ending balances as of June 30, 2022, including the changes during the period (in thousands).

	Operating Lease ROU Assets

Operating lease ROU assets at January 1, 2022	$	2,567
Initial measurement of operating lease ROU assets		1,706
Amortization of operating lease ROU assets		(186	)
Impairment of ROU assets		(772	)
Write off of ROU asset due to lease termination		(1,372	)
Operating lease ROU assets at June 30, 2022	$	1,943

	Operating Lease Liabilities
Operating lease liabilities at January 1, 2022	$	2,723
Initial measurement of operating lease liabilities		1,706
Principal payments on operating lease liabilities		(153	)
Write off of operating lease liability due to lease termination		(1,453	)
Operating lease liabilities at June 30, 2022		2,823
Less non-current portion		2,433
Current portion at June 30, 2022	$	390

Maturities of Operating Lease Liabilities

The maturities of the operating lease liabilities are as follows (in thousands):

	As of June 30, 2022
2022	$	299
2023		673
2024		688
2025		703
2026		708
Thereafter		470
Total payments		3,541
Less imputed interest		(718	)
Total operating lease liabilities	$	2,823