Leases (Details) $ in Thousands		6 Months Ended		12 Months Ended
		Jun. 30, 2020 USD ($) ft² Tenant	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Leased Assets [Abstract]
Operating lease - right of use assets		$ 1,839		$ 2,215
Lease Liabilities [Abstract]
Operating lease liabilities - current		1,121		1,153
Operating lease liabilities - Noncurrent		2,405		3,000
Operating lease liability		$ 3,526		4,153
Sublease Agreement [Abstract]
Sublease square feet | ft²		3,650
Sublease date		May 01, 2019
Previously subleased square feet | ft²		3,822
Previous sublease date		Apr. 01, 2017
Number of tenants | Tenant		2
Consolidated Statement of Operations Information [Abstract]
Operating lease cost	[1]	$ 418	$ 545
Short-term leases costs	[2]	1	73
Sublease income	[3]	(64)	(32)
Net lease cost		355	586
Minimum Lease Payments [Abstract]
2020		647
2021		1,255
2022		1,166
2023		631
2024		116
and thereafter		0
Total lease payments		3,815
Less: Interest		289
Present value of lease payments		$ 3,526		$ 4,153
Lease Term and Discount Rate [Abstract]
Weighted-average remaining lease term (in years)		3 years 1 month 10 days		3 years 6 months 4 days
Weighted-average discount rate		5.00%		5.00%
Other Information [Abstract]
Operating cash flows used in operating leases		$ 675	567
Cash paid for amounts included in measurement of liabilities		$ 675	$ 567
Minimum [Member]
Lessee, Operating Lease, Description [Abstract]
Remaining operating lease terms		1 year
Renewal option period		1 year
Maximum [Member]
Lessee, Operating Lease, Description [Abstract]
Remaining operating lease terms		3 years
Renewal option period		5 years

[1] Includes variable lease costs which are immaterial.

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

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