Facility Lease (Tables)

12 Months Ended

Dec. 31, 2022

Facility Lease

Schedule of Operating Lease Costs

		Year Ended
	Statements of operations and	December 31,
	comprehensive loss location	2022		2021		2020
Costs of operating lease
Operating lease costs	Research and development, General and administrative	$	1,051	$	1,046	$	957
Costs of non-lease components (previously common area maintenance)	Research and development, General and administrative		351		396		351
Total operating lease cost		$	1,402	$	1,442	$	1,308
Other Information
Operating cash flows used for operating lease		$	1,695	$	1,645	$	1,506
Remaining lease term			2.1 years		3.1 years		2.1 years
Discount rate			8.0%		8.0%		10.0%

Schedule of Minimum rental commitments

As of December 31, 2022, minimum rental commitments under this lease were as follows (in thousands)

Year Ended December 31 (in thousands)
2023	$	1,391
2024		1,434
Total lease payments		2,825
Less: imputed interest		(224)
Total	$	2,601

As of December 31, 2021, minimum rental commitments under this lease were as follows (in thousands)

Year Ended December 31 (in thousands)
2022	$	1,300
2023		1,391
2024		1,434
Total lease payments		4,125
Less: imputed interest		(478)
Total	$	3,647