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Debt - Summary of Amounts Outstanding under the Credit Facility (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Line of Credit Facility [Line Items] |  |
Debt, gross | $ 1,627,848 |
Debt Issuance Costs, Line of Credit Arrangements, Net | 3,071 | $ 4,806
Tranche A-1 and A-2 Loans [Member] |  |
Line of Credit Facility [Line Items] |  |
Debt, gross | 300,000 | 300,000
Unamortized deferred financing costs, net | (2,705) | (2,871)
Mortgages payable, net | $ 297,295 | 297,129
Line of credit | Revolving credit facility |  |
Line of Credit Facility [Line Items] |  |
Interest Rate (1) | 2.86% |
Mortgages payable, net | $ 200,000 | 0
Letters of Credit Outstanding, Amount | $ 1,500 | 5,700
Line of Credit Facility, Commitment Fee Percentage | 0.15% |
Line of credit | Tranche A-1 Term Loan |  |
Line of Credit Facility [Line Items] |  |
Interest Rate (1) | 3.32% |
Debt, gross | $ 100,000 | 100,000
Derivative, Notional Amount | $ 100,000 | 100,000
Line of credit | Tranche A-2 Term Loan |  |
Line of Credit Facility [Line Items] |  |
Interest Rate (1) | 3.74% |
Debt, gross | $ 200,000 | $ 200,000
Derivative, Notional Amount | $ 137,600 |

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