XML 29 R19.htm IDEA: XBRL DOCUMENT v3.19.1
Nature of Business and Summary of Significant Accounting Policies (Details 1)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Revenue, Major Customer [Line Items]    
% Sales and % AR 100.00% 100.00%
Sales Revenue, Net [Member]    
Revenue, Major Customer [Line Items]    
% Sales and % AR 100.00% 100.00%
Sales Revenue, Net [Member] | Customer [Member]    
Revenue, Major Customer [Line Items]    
% Sales and % AR 27.60% 15.00%
Sales Revenue, Net [Member] | All Others Customers [Member]    
Revenue, Major Customer [Line Items]    
% Sales and % AR 72.40% 85.00%
Accounts Receivable [Member]    
Revenue, Major Customer [Line Items]    
% Sales and % AR 100.00% 100.00%
Accounts Receivable [Member] | Customer [Member]    
Revenue, Major Customer [Line Items]    
% Sales and % AR 40.90% 25.20%
Accounts Receivable [Member] | All Others Customers [Member]    
Revenue, Major Customer [Line Items]    
% Sales and % AR 59.10% 74.80%