(4) Furniture and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Furniture and equipment, gross	$ 7,827	$ 9,958
Less: accumulated depreciation and amortization	(6,999)	(8,446)
Furniture and equipment, net	828	1,512
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Furniture and equipment, gross	1,648	1,648
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Furniture and equipment, gross	4,672	6,803
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Furniture and equipment, gross	$ 1,507	$ 1,507

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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