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Debt - Narrative (Details) |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 15, 2022 USD ($) | Apr. 27, 2021 USD ($) | Aug. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($) $ / shares | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Jan. 23, 2017
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Proceeds from issuance of senior unsecured notes, net |  |  |  |  | $ 0 | $ 96,267,000 | $ 0 |
Mortgages payable on real estate |  |  |  |  | 542,453,000 |  |  |
Net proceeds received from mortgages payable on real estate |  |  |  |  | (3,197,000) | (2,493,000) | 0 |
Loss on extinguishment of debt |  |  | $ 500,000 | $ 600,000 | (2,214,000) | 1,583,000 | $ 0 |
VIE, Primary Beneficiary |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  | 1,600,000 |  |  |
VIE, Primary Beneficiary | Multi-Family - Operating |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Net proceeds received from mortgages payable on real estate |  |  | 26,000,000 | 37,000,000 |  |  |  |
Loss on extinguishment of debt |  |  | $ 500,000 | $ 600,000 |  |  |  |
6.25% senior convertible notes due 2022 | Convertible Notes |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Face amount |  |  |  |  | $ 138,000,000 |  |  |
Interest rate |  |  |  |  | 6.25% |  |  | 6.25%
Extinguishment of debt, amount | $ 138,000,000 |  |  |  |  |  |  |
Discount and deferred charges, net |  |  |  |  | $ 100,000 |  |  |
Cost of debt, percentage | 8.24% |  |  |  |  |  |  |
Effective interest rate |  |  |  |  | 96.00% |  |  |
Convertible note, conversion ratio |  |  |  |  | 0.1427144 |  |  |
Conversion price (in dollars per share) | $ / shares |  |  |  |  | $ 7.01 |  |  |
Five Point Seven Five Percent Senior Notes Due Two Thousand Twenty Six | Senior unsecured notes |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Face amount |  | $ 100,000,000 |  |  |  |  |  |
Interest rate |  | 5.75% |  |  |  |  |  |
Debt instrument, percentage of principal issued |  | 100.00% |  |  |  |  |  |
Proceeds from issuance of senior unsecured notes, net |  | $ 96,300,000 |  |  |  |  |  |
Mortgages payable on real estate |  |  |  |  | $ 100,000,000 |  |  |
Deferred loan fees, net |  |  |  |  | $ 2,600,000 | $ 3,300,000 |  |
Debt issuance costs, amortization rate |  |  |  |  | 6.64% |  |  |
Five Point Seven Five Percent Senior Notes Due Two Thousand Twenty Six | Senior unsecured notes | Debt Instrument, Redemption, Period One |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument, redemption price, percentage |  | 100.00% |  |  |  |  |  |
Five Point Seven Five Percent Senior Notes Due Two Thousand Twenty Six | Senior unsecured notes | Debt Instrument, Redemption, Period Two |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument, redemption price, percentage |  | 100.00% |  |  |  |  |  |
Debt instrument, redemption price, percentage multiplyer |  | 2.875% |  |  |  |  |  |
Five Point Seven Five Percent Senior Notes Due Two Thousand Twenty Six | Senior unsecured notes | Between BB+ And B+ Credit Rating |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest rate increase |  | 0.50% |  |  |  |  |  |
Five Point Seven Five Percent Senior Notes Due Two Thousand Twenty Six | Senior unsecured notes | B+ Or Below Credit Rating |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest rate increase |  | 0.75% |  |  |  |  |  |

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