Operating Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Components of Lease Expense

The components of lease expense were as follows (in thousands):

	Year Ended December 31,
	2021			2020
Lease cost
Operating lease cost	$	650		$	497
Short-term lease cost		5			146
Variable lease cost (1)		75			70
Total lease cost	$	730		$	713
Other information
Operating lease right-of-use asset obtained in exchange for new operating    lease liabilities	$	—		$	1,186
Cash paid for amounts included in the measurement of lease liabilities, included    in operating cash flows	$	663		$	484
Weighted-average remaining lease term (in years)	0.25				1.25
Weighted-average discount rate		10.00	%		9.98	%

(1)Variable lease cost includes common area maintenance charges

Maturities of Lease Liabilities

Maturities of lease liabilities as of December 31, 2021, were as follows (in thousands):

Year Ending December 31,	Operating lease
2022	$	168
Total lease payments		168
Less: amount representing imputed interest		(3	)
Total future minimum lease obligations	$	165