• Filing Date: 2018-03-07
  • Form Type: 10-K
  • Description: Annual report
v3.8.0.1
Investments - Summary of Proceeds Received and Gross Realized Gains and Losses from Sales of Available for Sale Securities (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Fixed-Maturity Securities [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Proceeds $ 31,759 $ 40,454 $ 53,711
Gross Realized Gains 2,176 604 253
Gross Realized Losses (181) (79) (470)
Equity Securities [Member]      
Schedule of Available-for-sale Securities [Line Items]      
Proceeds 42,657 23,127 25,695
Gross Realized Gains 3,882 2,656 1,327
Gross Realized Losses $ (1,565) $ (580) $ (1,718)