XML 48 R38.htm IDEA: XBRL DOCUMENT v3.22.1

Summary of Significant Accounting Policies Other Information (Details)	3 Months Ended
	Mar. 31, 2022 numberOfProducts
Significant Accounting Policies [Line Items]
Variable interest entity, ownership percentage	10.00%
Artisan Global Funds
Significant Accounting Policies [Line Items]
Number of consolidated VIEs	3
Artisan Private Funds
Significant Accounting Policies [Line Items]
Number of consolidated VIEs	2

X

- Definition

Number of Consolidated VIEs

+ References

No definition available.

+ Details

Name:	apam_NumberOfConsolidatedVIEs
Namespace Prefix:	apam_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Significant Accounting Policies

+ References

No definition available.

+ Details

Name:	apam_SignificantAccountingPoliciesLineItems
Namespace Prefix:	apam_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=123419778&loc=SL6759159-111685

+ Details

Name:	us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_MajorCustomersAxis=apam_ArtisanGlobalFundsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=apam_ArtisanPrivateFundsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: