|
Fair Value Measurements (Details 2) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2014
|
Dec. 31, 2013
|
Sep. 30, 2013
|
|---|---|---|---|
| Fair value of long-term debt estimated using quoted market prices or discounted future cash flows | |||
| Fair value of long-term debt | $ 369,000 | $ 429,723 | $ 428,726 |
| Fair value in excess of carrying value | $ 2,795 | $ 2,512 | $ 3,476 |