Quarterly report pursuant to Section 13 or 15(d)

Segment Information Concentrations (Details)

v3.19.2
Segment Information Concentrations (Details)
6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Revenue, Product and Service Benchmark [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 10.00%    
Accounts Receivable      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 10.70%   11.60%
Accounts Receivable | Customer One [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage   11.30%  
Accounts Receivable | Customer Two [Member] [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage   10.60%