|
Restricted Cash (Details) (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Restricted Cash [Abstract] | ||
| Security deposits | $ 7,457 | $ 7,198 |
| Escrow and other reserved funds | 13,361 | 13,518 |
| Total restricted cash | $ 20,818 | $ 20,716 |