Federal Employees' Health Benefits (FEHBP) and Federal Employees' (FEP) Programs (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Federal Employees' Health Benefits (FEHBP) and Federal Employees' (FEP) Programs [Abstract] | |||
| Federal employees health benefits program funds | $ 50,789 | $ 42,572 | |
| Contingency reserve | 26,180 | 28,417 | |
| Proceed from contingency reserve | 6,687 | $ 4,763 | $ 12,766 |
| Federal employees programs funds overdraft | $ 1,812 | ||