Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 21,954	$ 20,988
Less accumulated depreciation	(12,178)	(10,684)
Property and equipment, net	$ 9,776	10,304
Minimum
Property, Plant and Equipment [Line Items]
Property and equipment useful life	3 years
Maximum
Property, Plant and Equipment [Line Items]
Property and equipment useful life	25 years
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,413	1,413
Office buildings and improvements (25 years)
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 4,511	4,492
Property and equipment useful life	25 years
Office buildings and improvements (25 years) | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment useful life	3 years
Office buildings and improvements (25 years) | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment useful life	25 years
Furniture, fixtures and equipment (3 to 10 years)
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 14,982	14,148
Furniture, fixtures and equipment (3 to 10 years) | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment useful life	3 years
Furniture, fixtures and equipment (3 to 10 years) | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment useful life	10 years
Automobiles (3 years)
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,048	$ 935
Property and equipment useful life	3 years