Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net income	$ 7,156	$ 21,591	$ 102,846	$ 38,746
Other comprehensive loss:
Unrealized (losses) gains on interest rate swaps	(4)	(345)	415	(355)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive loss	100	369	219	755
Unrealized (losses) gains on available for sale debt securities	(451)	1,080	(1,051)	(421)
Other comprehensive (loss) gain	(355)	1,104	(417)	(21)
Comprehensive income	6,801	22,695	102,429	38,725
Comprehensive income attributable to noncontrolling interests	(2,100)	(3,630)	(13,995)	(7,090)
Comprehensive income attributable to Aimco/Operating Partnership	4,701	19,065	88,434	31,635
AIMCO Properties, LP [Member]
Net income	7,156	21,591	102,846	38,746
Other comprehensive loss:
Unrealized (losses) gains on interest rate swaps	(4)	(345)	415	(355)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive loss	100	369	219	755
Unrealized (losses) gains on available for sale debt securities	(451)	1,080	(1,051)	(421)
Other comprehensive (loss) gain	(355)	1,104	(417)	(21)
Comprehensive income	6,801	22,695	102,429	38,725
Comprehensive income attributable to noncontrolling interests	(45)	(856)	(6,251)	(1,865)
Comprehensive income attributable to Aimco/Operating Partnership	$ 6,756	$ 21,839	$ 96,178	$ 36,860