• Filing Date: 2018-03-07
  • Form Type: 10-K
  • Description: Annual report
v3.8.0.1
Commitments and Contingencies - Additional Information (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2017
USD ($)
Contract
Dec. 31, 2016
USD ($)
ft²
Dec. 31, 2015
USD ($)
Commitment And Contingencies [Line Items]      
Number of multi year reinsurance contracts | Contract 3    
Percentage increase in monthly rental payment   5.00%  
Rental expense under all facility leases $ 336 $ 333 $ 304
Percentage increase in monthly service agreement payment 5.00%    
Unfunded Balance $ 14,328 $ 13,554  
Noida, India [Member]      
Commitment And Contingencies [Line Items]      
Company agreement to lease | ft²   15,000