XML 156 R54.htm IDEA: XBRL DOCUMENT v3.10.0.1
Capitalized Software Development Costs (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Capitalized Software Development Costs [Line Items]      
Capitalized Computer Software, Additions $ 2,016 $ 1,345  
Capitalized Software Development Costs for Software Sold to Customers 9,135   $ 8,499
Capitalized Computer Software, Amortization $ 1,080 $ 790  
Property and Casualty Exchange [Member]      
Capitalized Software Development Costs [Line Items]      
Capitalized Computer Software, amortization period 5 years    
Minimum [Member] | Continuing Medical Education Products [Member]      
Capitalized Software Development Costs [Line Items]      
Capitalized Computer Software, amortization period 3 years    
Maximum [Member] | Continuing Medical Education Products [Member]      
Capitalized Software Development Costs [Line Items]      
Capitalized Computer Software, amortization period 5 years