|
Supplemental Cash Flow Disclosures (Details) (USD $)
In Thousands, unless otherwise specified |
6 Months Ended | ||
|---|---|---|---|
|
Jun. 30, 2012
|
Jun. 30, 2011
|
Dec. 31, 2011
|
|
| Supplemental Disclosures of Non-Cash Investing and Financing Activitie [Abstract] | |||
| Distributions declared and unpaid | $ 10,766 | $ 10,772 | $ 11,157 |
| Common stock issued through distribution reinvestment plan offering | 28,974 | 29,947 | |
| Net unrealized loss on marketable securities | 0 | (1,713) | |
| Reclassification of unrealized gain on marketable securities into net income | 0 | 14,654 | |
| Net unrealized gain (loss) on interest rate swaps | 788 | (697) | |
| Accrued capital expenditures | 1,138 | 57 | |
| Accrued deferred financing costs | 139 | 0 | |
| Supplemental Cash Flow Disclosures [Abstract] | |||
| Interest paid | $ 49,803 | $ 49,085 | |