Leases (Details) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) ft² Tenant	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Leased Assets [Abstract]
Operating lease - right of use assets		$ 880		$ 880		$ 1,200
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]		Operating lease - right of use assets		Operating lease - right of use assets		Operating lease - right of use assets
Lease Liabilities [Abstract]
Operating lease liabilities - current		$ 1,188		$ 1,188		$ 1,205
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]		Other current liabilities		Other current liabilities		Other current liabilities
Operating lease liabilities		$ 214		$ 214		$ 790
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]		Operating lease liabilities		Operating lease liabilities		Operating lease liabilities
Lease liabilities		$ 1,402		$ 1,402		$ 1,995
Sublease Agreement [Abstract]
Sublease square feet | ft²				850
Sublease date				Sep. 13, 2021
Previously subleased square feet, one | ft²				3,650
Previous sublease date, one				May 01, 2019
Consolidated Statement of Operations Information [Abstract]
Operating lease cost	[1]	174	$ 177	$ 360	$ 369
Short-term leases costs	[2]	15	14	30	30
Sublease income	[3]	(19)	(32)	(37)	(64)
Net lease cost		170	$ 159	$ 353	335
Number of tenants | Tenant				3
Minimum Lease Payments [Abstract]
2022 remainder		645		$ 645
2023		673		673
2024		122		122
2025		10		10
2026		3		3
Thereafter		0		0
Total lease payments		1,453		1,453
Less: Interest		51		51
Present value of lease payments		$ 1,402		$ 1,402		$ 1,995
Lease Term and Discount Rate [Abstract]
Weighted-average remaining lease term (in years)		1 year 4 months 9 days		1 year 4 months 9 days		1 year 9 months 18 days
Weighted-average discount rate		5.00%		5.00%		5.00%
Cash paid for amounts included in measurement of liabilities [Abstract]
Operating cash flows used in operating leases				$ 642	$ 639

[1] Includes variable lease costs which are immaterial.

[2] Includes leases maturing less than twelve months from the report date.

[3] Sublease portfolio consists of three tenants, which sublease parts of our principal executive office located at 1332 Londontown Blvd, Suite 200, Sykesville, MD.