Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Summary of Significant Accounting Policies (Details Textual)

v3.10.0.1
Note 3 - Summary of Significant Accounting Policies (Details Textual)
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2018
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2017
USD ($)
Sep. 30, 2018
USD ($)
shares
Sep. 30, 2017
USD ($)
Dec. 31, 2017
USD ($)
shares
Number of Operating Segments       2    
Allowance for Doubtful Accounts Receivable, Ending Balance $ 10,000 $ 10,000   $ 10,000   $ 10,000
Impairment of Long-Lived Assets Held-for-use   1,500,000 $ 0 1,500,000    
Income from Non-employee Options       12,000    
Employee Stock Option [Member]            
Allocated Share-based Compensation Expense, Total   72,500 300,000 236,000 $ 543,000  
Non-employee Options [Member]            
Allocated Share-based Compensation Expense, Total   $ 4,000 $ 6,000 $ 11,000    
Options and Warrants [Member]            
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | shares       3,518,668   3,710,335
Milestone Education LLC [Member]            
Additional Interest In Subsidiaries Acquired During Period, Percentage. 50.00%