Partners' Capital	12 Months Ended
Dec. 31, 2021
Partners Capital [Abstract]
Partners' Capital	Note 10 — Partners’ Capital Separation from AIR On December 15, 2020, Aimco Operating Partnership completed the Separation, which was effected, in part, through a pro rata distribution of all of the outstanding common limited partnership units of Aimco Operating Partnership to holders of AIR Operating Partnership common limited partnership units and AIR Operating Partnership Class I High Performance partnership units as of the close of business on December 5, 2020. In addition, stockholders of Aimco received one share of Class A common stock of AIR for every one share of Class A common stock of Aimco held as of the close of business on the record date and received cash in lieu of fractional shares of Class A common stock of AIR. Aimco Operating Partnership Partners’ Capital Common Partnership Units In Aimco Operating Partnership’s consolidated balance sheets, the common partnership units held by Aimco are classified within Partners’ Capital as General Partner and Special Limited Partner capital and the common OP Units are classified within Limited Partners’ capital. In Aimco’s consolidated balance sheets, the common OP Units are classified within permanent equity as common noncontrolling interests in Aimco Operating Partnership. Common partnership units held by Aimco are not redeemable whereas common OP Units are redeemable at the holders’ option, subject to certain restrictions, on the basis of one common OP Unit for either one share of Common Stock or cash equal to the fair value of a share of Common Stock at the time of redemption. Aimco has the option to deliver shares of Common Stock in exchange for all or any portion of the common OP Units tendered for redemption. When a limited partner redeems a common OP Unit for Common Stock, Limited Partners’ capital is reduced, and the General Partner and Special Limited Partners’ capital is increased. The holders of the common OP Units receive distributions in an amount equivalent to the dividends paid to holders of Common Stock.

Partners' Capital

12 Months Ended

Dec. 31, 2021

Note 10 — Partners’ Capital

Separation from AIR

On December 15, 2020, Aimco Operating Partnership completed the Separation, which was effected, in part, through a pro rata distribution of all of the outstanding common limited partnership units of Aimco Operating Partnership to holders of AIR Operating Partnership common limited partnership units and AIR Operating Partnership Class I High Performance partnership units as of the close of business on December 5, 2020. In addition, stockholders of Aimco received one share of Class A common stock of AIR for every one share of Class A common stock of Aimco held as of the close of business on the record date and received cash in lieu of fractional shares of Class A common stock of AIR.

Aimco Operating Partnership Partners’ Capital

Common Partnership Units

In Aimco Operating Partnership’s consolidated balance sheets, the common partnership units held by Aimco are classified within Partners’ Capital as General Partner and Special Limited Partner capital and the common OP Units are classified within Limited Partners’ capital. In Aimco’s consolidated balance sheets, the common OP Units are classified within permanent equity as common noncontrolling interests in Aimco Operating Partnership.

Common partnership units held by Aimco are not redeemable whereas common OP Units are redeemable at the holders’ option, subject to certain restrictions, on the basis of one common OP Unit for either one share of Common Stock or cash equal to the fair value of a share of Common Stock at the time of redemption. Aimco has the option to deliver shares of Common Stock in exchange for all or any portion of the common OP Units tendered for redemption. When a limited partner redeems a common OP Unit for Common Stock, Limited Partners’ capital is reduced, and the General Partner and Special Limited Partners’ capital is increased.

The holders of the common OP Units receive distributions in an amount equivalent to the dividends paid to holders of Common Stock.