Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Net income	$ 95,690	$ 17,155
Other comprehensive loss:
Unrealized gains (losses) on interest rate swaps	419	(10)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive loss	119	386
Unrealized losses on debt securities classified as available-for-sale	(600)	(1,501)
Other comprehensive loss	(62)	(1,125)
Comprehensive income	95,628	16,030
Comprehensive income attributable to noncontrolling interests	(11,895)	(3,460)
Comprehensive income attributable to Aimco/Operating Partnership	83,733	12,570
AIMCO Properties, LP [Member]
Net income	95,690	17,155
Other comprehensive loss:
Unrealized gains (losses) on interest rate swaps	419	(10)
Losses on interest rate swaps reclassified into interest expense from accumulated other comprehensive loss	119	386
Unrealized losses on debt securities classified as available-for-sale	(600)	(1,501)
Other comprehensive loss	(62)	(1,125)
Comprehensive income	95,628	16,030
Comprehensive income attributable to noncontrolling interests	(6,206)	(1,009)
Comprehensive income attributable to Aimco/Operating Partnership	$ 89,422	$ 15,021