Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 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 reconciled to the carrying value of the operating lease liabilities as of December 31, 2022 (in thousands):

Year ended:
December 31, 2023	$	596
December 31, 2024		9
December 31, 2025		1
Total minimum lease payments		606
Less imputed interest		(32	)
Total	$	574

Schedule of Lease Cost and Other Information of Operating Lease Liabilities

	2021			2022
Lease cost:
Operating lease cost	$	482		$	505
Short-term lease cost		20			37
Sublease income		(51	)		(47	)
Total lease cost	$	451		$	495
Other information
Cash paid for amounts included in the    measurement of liabilities	$	530		$	551
Operating cash flows from operating leases	$	(60	)	$	(57	)
Weighted-average remaining lease term -    operating leases	0.9 years			0.9 years
Weighted-average discount rate -    operating leases		10.1	%		10.1	%