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Other Liabilities, Net Summary of Other Liabilities (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2019
Schedule of Other Liabilities [Line Items] |  |  |  |
Below Market Lease, Gross | $ 38,577 | $ 40,179 |  |
Below Market Lease, Accumulated Amortization | 26,253 | 26,081 |  |
Lease intangible liabilities, net | 12,324 | 14,098 |  |
Prepaid rent | 23,612 | 21,998 |  |
Lease assumption liabilities | 17,589 | 23,105 |  |
Lease incentive liabilities | 20,854 | 9,317 |  |
Lease liabilities related to operating right-of-use assets (1) | 28,476 | 0 |  |
Finance lease liability (2) | 0 | 15,704 |  |
Security deposits | 16,348 | 17,696 |  |
Environmental liabilities | 17,898 | 17,898 |  |
Ground lease deferred rent payable | 0 | 3,510 |  | $ 3,500
Net deferred tax liability | 5,542 | 6,878 |  |
Dividends payable | 34,012 | 45,193 |  |
Derivative agreements, at fair value | 17,440 | 1,723 |  |
Other | 11,947 | 4,486 |  |
Total other liabilities, net | 206,042 | 181,606 |  |
Amortization of Intangible Liabilities | $ 2,500 | $ 2,600 | $ 2,300 |
Prudential Global Investment Management (PGIM) [Member] |  |  |  |
Schedule of Other Liabilities [Line Items] |  |  |  |
Equity Method Investment, Ownership Percentage Sold | 50.00% |  |  |

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