Property and Equipment - Property and Equipment (Detail) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property and equipment, Gross	$ 16,005,022	$ 18,319,494
Accumulated depreciation	(11,446,950)	(13,628,790)
Property and equipment, Net	4,558,072	4,690,704
Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, Gross	8,660,163	10,049,884
Automobiles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, Gross	$ 301,119	448,015
Lease office equipment and automobiles range	5 years
Real Estate [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, Gross	$ 4,977,813	4,977,813
Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, Gross	$ 2,065,927	$ 2,843,782
Lease office equipment and automobiles range	5 years
Maximum [Member] \| Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Lease office equipment and automobiles range	15 years
Maximum [Member] \| Real Estate [Member]
Property, Plant and Equipment [Line Items]
Lease office equipment and automobiles range	50 years
Minimum [Member] \| Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Lease office equipment and automobiles range	3 years
Minimum [Member] \| Real Estate [Member]
Property, Plant and Equipment [Line Items]
Lease office equipment and automobiles range	5 years

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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-Name Accounting Standards Codification
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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.

+ References

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

+ References

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

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