Supplemental Cash Flow Information The following table presents the supplemental cash flow disclosures (in thousands): | | | | | | | | Nine Months Ended
September 30, | | 2017 | | 2016 | Supplemental Disclosures of Non-Cash Investing and Financing Activities: | | Reduction of debt in exchange for collateral assets | — |
| | 47,780 |
| Reduction and assumption of debt through sale of certain real estate properties | 39,141 |
| | — |
| Reclass of residual value on expired deferred financing lease to operating asset | 11,088 |
| | — |
| Net real estate and other collateral assets sold or surrendered to lender | 35,008 |
| | 22,728 |
| Mortgage notes receivable transferred for real estate properties acquired | — |
| | 26,609 |
| Accrued interest capitalized to principal (1) | 2,430 |
| | 3,584 |
| Accrued performance share dividend rights | 699 |
| | 340 |
| Distributions declared and unpaid | 82,062 |
| | 84,730 |
| Accrued deferred financing costs | 1,373 |
| | 4,043 |
| Real estate properties acquired under 1031 exchange | — |
| | 83,560 |
| Real estate properties sold under 1031 exchange | — |
| | 43,828 |
| Financing provided in connection with disposition of assets | 15,015 |
| | — |
|
(1) Accrued and overdue interest on certain CMBS notes that have been intentionally placed in default. |