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2. Property and Equipment Useful Lives (Details)
12 Months Ended
Dec. 31, 2019
Furniture And Fixtures [Member]  
Property and equipment useful life 3 to 5 years
Computer Equipment [Member]  
Property and equipment useful life 3 to five years
Leasehold Improvements [Member]  
Property and equipment useful life 2 to 5 years (Lesser of lease term or useful life of improvement)