|
Summary of Derivative Fair Value Balance (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Derivative [Line Items] | ||
| Regulatory and other long-term assets | $ 4,776 | $ 7,909 |
| Fair value adjustment to interest rate hedge | 4,724 | 7,715 |
|
Interest Rate Swap
|
||
| Derivative [Line Items] | ||
| Fair value adjustment to interest rate hedge | 4,724 | 7,715 |
|
Other
|
||
| Derivative [Line Items] | ||
| Regulatory and other long-term assets | $ 4,776 | $ 7,909 |