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Percentage of proportionate property net operating income generated by segment.

+ References

No definition available.

+ Details

Name:	aiv_PercentageOfProportionatePropertyNetOperatingIncomeGeneratedBySegment
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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.29)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 30

-Article 5

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfUnitsInRealEstateProperty
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Organization (Details Textual)			12 Months Ended
Organization (Details Textual)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Conventional Real Estate Operations [Member] Units Property	Dec. 31, 2013 Affordable Real Estate Operations [Member] Units Property	Dec. 31, 2013 Consolidated Properties [Member] Conventional Real Estate Operations [Member] Units Property	Dec. 31, 2013 Consolidated Properties [Member] Affordable Real Estate Operations [Member] Property Units	Dec. 31, 2013 AIMCO PROPERTIES, L.P
Organization
Shares of common stock outstanding	145,917,387	145,563,903					153,837,804
Aimco's ownership interest in AIMCO Properties, L.P.	94.90%
Number of apartment communities			162	74	158	58
Number of homes in apartment communities			50,486	10,067	50,344	8,953
Percentage of proportionate property net operating income generated by segment			90.00%	10.00%