XML 39 R29.htm IDEA: XBRL DOCUMENT
v3.25.2

Basis of Presentation and Summary of Significant Accounting Policies - Summary of Reconciliation of Redeemable Noncontrolling Interests in Real Estate Partnerships (Details) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2025 | Jun. 30, 2024
Redeemable Noncontrolling Interest [Line Items] |  |  |
Balance at Beginning of Period |  | $ 142,931 |
Balance at June 30, |  | 146,106 |
Real Estate Partnership [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Balance at Beginning of Period |  | 142,931 | $ 171,632
Contributions |  | 6,911 | 150
Distributions |  | (4,067) | (4,091)
Purchases | [1] | (5,419) |
Net income |  | 5,829 | 7,158
Other | [2] | (79) |
Balance at June 30, |  | $ 146,106 | $ 174,849
[1] | In May 2025, we purchased all of the outstanding redeemable noncontrolling interest from our development partner in the Strathmore Square property for a cash purchase price of $5.0 million.
[2] | In September 2024, we secured a $55.5 million preferred equity commitment from a third-party for the development of a luxury water-front rental development in Miami, Florida. Costs incurred were treated as a discount to Redeemable noncontrolling interests in consolidated real estate partnerships and are amortized using the effective interest method in accordance with GAAP.

X
- Definition Redeemable noncontrolling interest capital contributions. + References No definition available. + Details
Name: | aiv_RedeemableNoncontrollingInterestEquityCapitalContributions
Namespace Prefix: | aiv_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Redeemable noncontrolling interest equity distributions. + References No definition available. + Details
Name: | aiv_RedeemableNoncontrollingInterestEquityDistributions
Namespace Prefix: | aiv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Redeemable noncontrolling interest equity purchases. + References No definition available. + Details
Name: | aiv_RedeemableNoncontrollingInterestEquityPurchases
Namespace Prefix: | aiv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of Net Income (Loss) attributable to redeemable noncontrolling interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount after tax of income (loss) attributable to other redeemable noncontrolling equity holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsRedeemable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of noncontrolling interests which are redeemable by the parent entity, classified as other equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479857/480-10-S50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479887/480-10-S45-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3A -Subparagraph (24) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A + Details
Name: | us-gaap_RedeemableNoncontrollingInterestEquityOtherCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479857/480-10-S50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479887/480-10-S45-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 480 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3A -Subparagraph (24) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480244/480-10-S99-3A + Details
Name: | us-gaap_RedeemableNoncontrollingInterestLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis=aiv_RealEstatePartnershipMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |