Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2022

Commitments and Contingencies Disclosure [Abstract]

Schedule of Maturity Analysis of Annual Undiscounted Cash Flows of Operating Lease Liabilities

The following is a maturity analysis of the annual undiscounted cash flows of the operating lease liabilities as of June 30, 2022 (in thousands):

Year ended:
December 31, 2022	$	286
December 31, 2023		596
December 31, 2024		9
December 31, 2025		1
Total minimum lease payments		892
Less imputed interest		(68	)
Total	$	824

Schedule of Lease Cost and Other Information of Operating Lease Liabilities

	Six Months Ended June 30,
	2021			2022
Lease cost:
Operating lease cost	$	244		$	250
Short-term lease cost		-			18
Sublease income		(26	)		(26	)
Total lease cost	$	218		$	242
Other information
Cash paid for amounts included in the measurement of lease liabilities	$	262		$	264
Operating cash flows from operating leases	$	(28	)	$	(26	)
Weighted-average remaining lease term - operating leases	1.4 years			1.4 years
Weighted-average discount rate - operating leases		10.1	%		10.1	%