Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases

Summary of operating lease assets and liabilities

The following table summarizes the Company’s operating lease assets and liabilities:

	December 31,
	2021		2020
	(in thousands)
Assets:
Operating lease assets	$	203	$	288
Liabilities:
Current portion of lease liabilities		82		94
Noncurrent lease liabilities		153		236
Total operating lease liabilities	$	235	$	330

Summary of lease related costs

The following table summarizes the Company's lease related costs:

	December 31,
	2021		2020
	(in thousands)
Operating lease costs	$	117	$	115
Variable lease costs		11		6
Total lease costs	$	128	$	121

Summary of minimum lease payments

The following table summarizes the Company's expected minimum lease payments:

	As of December 31, 2021
	(in thousands)
2022	$	98
2023		89
2024		76
Future minimum lease payments		263
Less: Interest		(28)
Present value of operating lease liabilities	$	235