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Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2023 | Nov. 30, 2019 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2020 | Dec. 31, 2023 | Dec. 31, 2022
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Weighted average ownership interest |  |  |  |  | 5.20% | 5.10% |  |  |
Equity method investment aggregate cost |  | $ 275,000,000 |  |  |  |  |  |  |
Equity method investment term |  | 5 years |  |  |  |  |  |  |
Equity method investment interest rate |  | 10.00% |  |  |  |  |  |  |
Option to acquire equity interest in partnership, percentage |  |  |  |  | 30.00% |  |  |  |
Percentage of noncontrolling position sold | 20.00% |  |  |  |  |  |  |  |
Proceeds from sale of noncontrolling position | $ 33,500,000 |  |  |  |  |  |  |  |
Mezzanine Investment Due |  |  | $ 134,000,000 |  | $ 134,000,000 |  |  |  |
Consolidated income (loss) subject to tax |  |  | (5,300,000) | $ (2,500,000) | (11,900,000) | $ (7,400,000) |  |  |
Income tax benefit (expense) |  |  | 2,188,000 | 417,000 | 4,917,000 | 4,613,000 |  |  |
Equity method investment cost basis |  | $ 275,000,000 |  |  |  |  |  |  |
IQHQ [Member] |  |  |  |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Equity method investment aggregate cost |  |  | 39,185,000 |  | 39,185,000 |  |  | $ 39,185,000 | $ 39,200,000
Impairment losses |  |  |  |  |  | 0 |  |  |
Commitment purchase amount |  |  |  |  |  |  | $ 50,000,000 |  |
Percentage of ownership of units |  |  |  |  |  |  |  |  | 22.00%
Equity method investment redemption with step-up value to be paid in cash |  |  |  |  |  |  |  |  | $ 16,500,000
Equity method investment cost basis |  |  | 39,185,000 |  | 39,185,000 |  |  | 39,185,000 | 39,200,000
Equity method investments fair value |  |  |  |  |  |  |  |  | $ 59,700,000
Non-cash impairment charge |  |  | 47,000,000 |  |  |  |  |  |
Carrying value of the investment |  |  | 12,714,000 |  | 12,714,000 |  |  | $ 59,686,000 |
Aimco OP L.P. [Member] |  |  |  |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Payment made to mezzaine investment | $ 134,000,000 |  |  |  |  |  |  |  |
Minimum annualized returns percentage | 19.00% |  |  |  |  |  |  |  |
Percentage of residual payments | 80.00% |  |  |  |  |  |  |  |
Percentage of annualized return on subordinate investment | 10.00% |  |  |  |  |  |  |  |
Income tax benefit (expense) |  |  | $ 2,188,000 | $ 417,000 | $ 4,917,000 | $ 4,613,000 |  |  |

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