Quarterly report pursuant to Section 13 or 15(d)

Revenue Contract Acquisition Costs (Details)

v3.19.1
Revenue Contract Acquisition Costs (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Capitalized Contract Cost [Line Items]      
Capitalized contract cost, amortization $ 600 $ 200  
Deferred Commissions      
Capitalized Contract Cost [Line Items]      
Capitalized contract costs, current 491   $ 527
Capitalized contract costs, noncurrent $ 24   $ 33