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Property and Equipment (Details) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Property And Equipment Details    
Land $ 1,787,485us-gaap_Land $ 1,787,485us-gaap_Land
Office building 7,269,449UNAM_CommercialOfficeBuilding 7,212,515UNAM_CommercialOfficeBuilding
Furniture, fixtures, computers and office equipment- Gross 4,091,338us-gaap_PropertyPlantAndEquipmentGross 3,268,298us-gaap_PropertyPlantAndEquipmentGross
Accumulated depreciation (2,637,966)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment (2,098,358)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Net property and equipment $ 10,510,306us-gaap_PropertyPlantAndEquipmentNet $ 10,169,940us-gaap_PropertyPlantAndEquipmentNet