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10. Notes Receivable (Details Narrative) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Accounts and Financing Receivable, after Allowance for Credit Loss [Abstract]      
Notes receivable $ 9,600,000   $ 11,400,000
Interest income on franchisee notes $ 198,000 $ 0