Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Acquisition (Details Textual)

v3.19.1
Note 2 - Acquisition (Details Textual) - USD ($)
3 Months Ended
Mar. 18, 2019
Mar. 31, 2019
Dec. 31, 2018
Contract with Customer, Liability, Total   $ 14,333,000 $ 13,609,000
Customer Relationships [Member]      
Finite-Lived Intangible Asset, Useful Life   2 years  
Assets and Franchise Agreement [Member]      
Business Combination, Consideration Transferred, Total $ 30,000    
Contract with Customer, Liability, Total 3,847 $ 3,847  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Including Bargain Purchase Gain 26,153    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 62,000 62,000  
Assets and Franchise Agreement [Member] | Revenue, Net [Member]      
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual   3,000  
Assets and Franchise Agreement [Member] | Net Income [Member]      
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual   $ 5,000  
Assets and Franchise Agreement [Member] | Franchise Rights [Member]      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles $ 30,000    
Finite-Lived Intangible Asset, Useful Life 3 years    
Assets and Franchise Agreement [Member] | Customer Relationships [Member]      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles $ 32,000    
Finite-Lived Intangible Asset, Useful Life 2 years