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v3.19.3.a.u2

Derivative Instruments and Hedging Activities (Details) | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 30, 2016 USD ($) | Dec. 31, 2019 USD ($) instrument | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) instrument | Dec. 31, 2016 instrument | Oct. 31, 2016 USD ($)
Derivative [Line Items] |  |  |  |  |  |
Unsecured debt, net |  | $ 4,763,206,000 | $ 3,799,316,000 |  |  |
Hedge ineffectiveness related to cash flow hedges |  | (2,948,000) |  |  |  |
Total return swap income |  | 8,446,000 | 8,707,000 | $ 10,098,000 |  |
Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Hedge ineffectiveness related to cash flow hedges |  | (200,000) | (100,000) | 100,000 |  |
Not Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Total return swap income |  | $ 8,400,000 | 8,700,000 | $ 10,100,000 |  |
Interest Rate Swap | Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Number of derivative instruments held | instrument |  | 5 |  | 1 | 4 |
Average fixed interest rate |  | 2.30% |  |  |  |
Derivative fair value |  | $ 1,000,000.0 | 5,800,000 |  |  |
Aggregate carrying value of the interest rate swap contracts |  | 200,000 | 0 |  |  |
Interest Rate Cap | Not Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative notional amount |  | $ 0 | 9,900,000 |  |  |
Derivative fair value |  |  | 0 |  |  |
Total Return Swap Callable | Not Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Number of derivative instruments held | instrument |  | 4 |  |  |  |
Derivative notional amount |  | $ 255,400,000 |  |  |  |
Total Return Swap | Not Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative fair value |  | $ 0 |  |  |  |
Variable Rate Term Loan |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Unsecured debt, net | $ 350,000,000.0 |  |  |  |  | $ 225,000,000.0
Debt instrument, term | 5 years |  |  |  |  |
Basis spread on rate |  | 0.95% |  |  |  |
Variable Rate Term Loan | Interest Rate Swap |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Unsecured debt, net |  | $ 350,000,000.0 | $ 350,000,000 |  |  |
Number of derivative instruments held | instrument |  | 5 |  |  |  |
Variable Rate Term Loan | Interest Rate Swap | Designated as Hedging Instrument |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative notional amount |  | $ 175,000,000.0 |  |  |  |
Variable Rate Mortgage Notes Payable |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Bond subject to interest rate caps |  | 255,400,000 |  |  |  |
Variable Rate Mortgage Notes Payable | Total Return Swap |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Bond subject to interest rate caps |  | $ 9,900,000 |  |  |  |

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