Quarterly report pursuant to Section 13 or 15(d)

Revenue from Contracts with Customers - Additional Information (Details)

v3.10.0.1
Revenue from Contracts with Customers - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2018
Jun. 30, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Revenues $ 88,902 $ 51,736
Cost of sales (49,173) (27,922)
Increase in contract assets 4,414  
Revenues recognized at point in time    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Revenues $ 67,341 35,056
Percentage of total revenue 76.00%  
Revenues recognized over time    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Revenues $ 21,561 $ 16,680
Percentage of total revenue 24.00%