XML 32 R22.htm IDEA: XBRL DOCUMENT v3.10.0.1
Selling Arrangement (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]          
Payments for arrangements to sell signs         $ 4,000,000
Term of arrangement         10 years
Customer Contracts [Member]          
Finite-Lived Intangible Assets [Line Items]          
Amortization expense $ 100,000 $ 100,000 $ 300,000 $ 300,000  
2019 400,000   400,000    
2020 400,000   400,000    
2021 $ 117,000   $ 117,000