XML 49 R39.htm IDEA: XBRL DOCUMENT v3.25.3

Earnings Per Share and Per Unit (Details Textual) shares in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($) shares
Schedule Of Earnings Per Share And Dividends Per Share [Line Items]
Participating securities that could potentially dilute basic earnings per share | $	$ 1.6
Common Stock [Member]
Schedule Of Earnings Per Share And Dividends Per Share [Line Items]
Securities that could potentially dilute basic earnings per share or unit in future periods	4.4
OP Unit Equivalents [Member]
Schedule Of Earnings Per Share And Dividends Per Share [Line Items]
Securities that could potentially dilute basic earnings per share or unit in future periods	8.5

X

- Definition

Schedule of earnings per share and dividends per share.

+ References

No definition available.

+ Details

Name:	aiv_ScheduleOfEarningsPerShareAndDividendsPerShareLineItems
Namespace Prefix:	aiv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

+ Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 60B
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482689/260-10-45-60B

Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 60
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482689/260-10-45-60

+ Details

Name:	us-gaap_ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementEquityComponentsAxis=aiv_OperatingPartnershipUnitEquivalentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: