XML 61 R46.htm IDEA: XBRL DOCUMENT v3.6.0.2
Investments - Scheduled Maturities (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Available-for-sale Securities, Debt Maturities, Single Maturity Date, Amortized Cost Basis [Abstract]    
Amortized Cost, Due in one year or less $ 94,382 $ 62,745
Amortized Cost, Due after one through five years 173,296 187,633
Amortized Cost, Due after five through ten years 242,005 193,379
Amortized Cost, Due after ten years 6,549 19,242
Amortized Cost, Asset-backed securities 114,456 101,320
Amortized Cost 630,688 564,319
Available-for-sale Securities, Debt Maturities, Single Maturity Date [Abstract]    
Fair Value, Due in one year or less 94,584 62,743
Fair Value, Due after one through five years 173,251 186,629
Fair Value, Due after five through ten years 240,060 190,055
Fair Value Due after ten years 6,413 19,015
Fair Value, Asset-backed securities 114,661 100,793
Fair Value $ 628,969 $ 559,235