v3.19.3.a.u2

Unsecured Credit Agreements - Summary of Unsecured Credit Agreements (Detail) - USD ($) $ in Thousands |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 02, 2019 | Feb. 27, 2019 | Jul. 02, 2018 | Jun. 23, 2017 | Dec. 31, 2019 | Dec. 31, 2018
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of debt |  |  |  |  | $ 1,989,451 | $ 1,450,551
Long-term Debt |  |  |  |  | 1,989,451 |
2020 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maturity Date | Aug. 02, 2020 |  |  |  |  |
Unsecured Revolving Credit and Term Loan Agreement | Revolving Credit Facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maturity Date |  |  |  | Jan. 21, 2022 |  |
Unsecured Revolving Credit and Term Loan Agreement | 2023 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maturity Date |  |  |  | Jan. 31, 2023 |  |
Unsecured Revolving Credit and Term Loan Agreement | 2024 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 1.90%
2026 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maturity Date |  | Feb. 27, 2026 |  |  |  |
Unsecured Debt |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of debt |  |  |  |  | 1,877,300 | $ 1,371,100
Debt issuance costs, net |  |  |  |  | (7,919) | (4,227)
Long-term Debt |  |  |  |  | $ 1,869,381 | 1,366,873
Unsecured Debt | Senior Guaranteed Notes Series A |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate |  |  |  |  | 4.84% |
Maturity Date |  |  |  |  | Apr. 30, 2027 |
Carrying amount of debt |  |  |  |  | $ 150,000 | 150,000
Unsecured Debt | Senior Guaranteed Notes Series B |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate |  |  | 5.09% |  | 5.09% |
Maturity Date |  |  | Jul. 02, 2028 |  | Jul. 31, 2028 |
Carrying amount of debt |  |  |  |  | $ 225,000 | 225,000
Unsecured Debt | Senior Guaranteed Notes Series C |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate |  |  | 5.19% |  | 5.19% |
Maturity Date |  |  | Jul. 02, 2030 |  | Jul. 31, 2030 |
Carrying amount of debt |  |  |  |  | $ 100,000 | 100,000
Unsecured Debt | Senior Guaranteed Notes Series |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of debt |  |  |  |  | $ 475,000 | 475,000
Unsecured Debt | 2019 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate |  |  |  |  | one-month LIBOR + 1.40% |
Maturity Date |  |  |  |  | Feb. 29, 2020 |
Carrying amount of debt |  |  |  |  |  | 300,000
Unsecured Debt | 2019 Unsecured Term Loan | 1 Month LIBOR |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  | 1.40% |
Unsecured Debt | 2020 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate |  |  |  |  | one-month LIBOR + 1.25% |
Maturity Date |  |  |  |  | Aug. 31, 2020 |
Basis spread on variable rate |  |  |  |  | 1.25% |
Carrying amount of debt |  |  |  |  | $ 300,000 |
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of debt |  |  |  |  | $ 652,300 | 596,100
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement | Revolving Credit Facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate |  |  |  |  | one-month LIBOR + 1.20% |
Maturity Date |  |  |  |  | Jan. 31, 2022 |
Carrying amount of debt |  |  |  |  | $ 197,300 | 141,100
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement | Revolving Credit Facility | 1 Month LIBOR |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  | 1.20% |
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement | 2023 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate |  |  |  |  | one-month LIBOR + 1.35% |
Maturity Date |  |  |  |  | Jan. 31, 2023 |
Carrying amount of debt |  |  |  |  | $ 265,000 | 265,000
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement | 2023 Unsecured Term Loan | 1 Month LIBOR |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  | 1.35% |
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement | 2024 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate |  |  |  |  | one-month LIBOR + 1.25% |
Maturity Date |  |  |  |  | Jun. 30, 2024 |
Carrying amount of debt |  |  |  |  | $ 190,000 | $ 190,000
Unsecured Debt | Unsecured Revolving Credit and Term Loan Agreement | 2024 Unsecured Term Loan | 1 Month LIBOR |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  | 1.25% |
Unsecured Debt | 2026 Unsecured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate |  |  |  |  | one-month LIBOR + 1.85% |
Maturity Date |  |  |  |  | Feb. 28, 2026 |
Carrying amount of debt |  |  |  |  | $ 450,000 |
Unsecured Debt | 2026 Unsecured Term Loan | 1 Month LIBOR |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  | 1.85% |

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