|
Investments - Net Realized Gains on Investment (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2014
|
Mar. 31, 2013
|
Dec. 31, 2013
|
|
| Gain (Loss) on Investments [Line Items] | |||
| Gross gains | $ 88 | $ 3,283 | |
| Gross losses | 0 | 0 | |
| Realized gains (losses), Net | 88 | 3,283 | |
| Proceeds from sales of fixed maturities classified as available-for-sale | 105,334 | 45,379 | |
| Net unrealized gains | 72,834 | 34,845 | |
| Deferred income tax expense | (146) | (117) | |
| Net unrealized gains, net of deferred income tax | 72,688 | 34,728 | |
| Change in net unrealized gains, net of deferred income tax | 37,960 | (108,937) | |
|
Available-for-sale securities [Member]
|
|||
| Gain (Loss) on Investments [Line Items] | |||
| Gross gains | 1 | 3,112 | |
| Gross losses | 0 | 0 | |
| Realized gains (losses), Net | 1 | 3,112 | |
| Net unrealized gains | 72,144 | 34,275 | |
|
Other investments [Member]
|
|||
| Gain (Loss) on Investments [Line Items] | |||
| Gross gains | 87 | 171 | |
| Gross losses | 0 | 0 | |
| Realized gains (losses), Net | 87 | 171 | |
| Net unrealized gains | $ 690 | $ 570 | |