Noncontrolling interest - Holdings (Tables)

9 Months Ended

Sep. 30, 2021

Noncontrolling Interest [Abstract]

Schedule of Equity ownership Interests in Holdings

	Holdings GP Units	Limited Partnership Units	Total	APAM Ownership %
Balance at December 31, 2020	63,131,007	15,441,103	78,572,110	80	%
2021 Follow-On Offering	963,614	(963,614)	—	1	%
Holdings Common Unit Exchanges	653,741	(653,741)	—	1	%
Issuance of APAM Restricted Shares	740,249	—	740,249	1	%
Delivery of Shares Underlying RSUs (1)	1,074	—	1,074	—	%
Restricted Share Award Net Share Settlement (1)	(176,194)	—	(176,194)	—	%
Forfeitures from Employee Terminations (1)	(97,600)	—	(97,600)	—	%
Balance at September 30, 2021	65,215,891	13,823,748	79,039,639	83	%
(1) The impact of the transaction on APAM’s ownership percentage was less than 1%.

Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net

Statement of Financial Condition	For the Nine Months Ended September 30,
	2021		2020
Additional paid-in capital	$	(1,256)	$	(740)
Noncontrolling interests - Artisan Partners Holdings	1,277		742
Accumulated other comprehensive income (loss)	(21)		(2)
Net impact to financial condition	$	—	$	—