|
Interest Rate Swaps (Details) (USD $)
|
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
||||||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||||||||
| Gain (loss) recognized in OCI (effective portion) | $ 0 | [1] | $ 0 | [1] | $ (973,000) | [1],[2] | ||||
| Gain (loss) reclassified from accumulated OCI into income (effective portion) | (64,928,000) | [1],[2] | (65,239,000) | [1],[2] | (71,707,000) | [1],[2] | ||||
|
Interest Rate Contract [Member] | Cash Flow Hedging [Member]
|
||||||||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||||||||
| Estimated amount expected to be reclassified into earnings from accumulated other comprehensive income (loss) during next twelve months | $ 63,000,000 | |||||||||
|
||||||||||