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Mortgage Notes Payable, Revolving Credit Facility, Interest Expense and Amortization of Deferred Debt Costs - Scheduled Maturities of All Debt, Including Scheduled Principal Amortization (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Balloon Payments |  |
2022 | $ 36,502 |
2023 | 9,225 |
2024 | 66,164 |
2025 | 126,363 |
2026 | 134,088 |
Thereafter | 545,276 |
Balloon Payments | 917,618 |
Scheduled Principal Amortization |  |
2022 | 31,033 |
2023 | 31,498 |
2024 | 30,792 |
2025 | 27,874 |
2026 | 24,347 |
Thereafter | 91,866 |
Scheduled Principal Amortization | 237,410 |
Total |  |
2022 | 67,535 |
2023 | 40,723 |
2024 | 96,956 |
2025 | 154,237 |
2026 | 158,435 |
Thereafter | 637,142 |
Principal amount | 1,155,028 | $ 1,200,000
Unamortized deferred debt costs | 11,172 | $ 9,300
Net | $ 1,143,856 |

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