Annual report pursuant to Section 13 and 15(d)

Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details Textual)

v3.10.0.1
Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Jan. 01, 2019
Dec. 31, 2016
Variable Interest Entity, Consolidation, Increase in Revenues and Management Fees $ 4,900,000 $ 4,500,000    
Cash Equivalents, at Carrying Value, Total 0 0    
Allowance for Doubtful Accounts Receivable, Ending Balance 0 0    
Allowance for Doubtful Accounts Receivable, Recoveries   40,000    
Allowance for Doubtful Accounts Receivable, Write-offs   47,000    
Goodwill, Impairment Loss 0 0    
Impairment of Long-Lived Assets Held-for-use $ 343,000 $ 0    
Franchise Monthly Marketing Fee Gross Sales Percentage 2.00% 2.00%    
Lease Exit Liability, Additions $ 250,704 $ 900,000    
Gain (Loss) on Sale of Assets and Asset Impairment Charges $ (593,960) (417,971)    
Franchise Royalty Gross Sales Percentage 7.00%      
Regional Developers Royalty Sales Generated by Franchises Percentage 3.00%      
Contract with Customer, Liability, Total $ 13,609,000 11,547,000   $ 9,598,000
Advertising Expense 1,558,662 1,397,076    
Regional Development Agreement [Member]        
Contract with Customer, Liability, Total $ 900,000 $ 2,100,000    
Computer Software, Intangible Asset [Member]        
Finite-Lived Intangible Asset, Useful Life 5 years      
Development Rights [Member]        
Finite-Lived Intangible Asset, Useful Life 7 years      
Customer Relationships [Member]        
Finite-Lived Intangible Asset, Useful Life 2 years      
Minimum [Member]        
Property, Plant and Equipment, Useful Life 3 years      
Minimum [Member] | Subsequent Event [Member]        
Operating Lease, Right-of-Use Asset     $ 10  
Operating Lease, Liability, Total     10  
Minimum [Member] | Franchise Rights [Member]        
Finite-Lived Intangible Asset, Useful Life 4 years      
Maximum [Member]        
Property, Plant and Equipment, Useful Life 7 years      
Maximum [Member] | Subsequent Event [Member]        
Operating Lease, Right-of-Use Asset     11  
Operating Lease, Liability, Total     $ 11  
Maximum [Member] | Franchise Rights [Member]        
Finite-Lived Intangible Asset, Useful Life 8 years