XML 54 R43.htm IDEA: XBRL DOCUMENT
v3.20.2

General (Details) | Jun. 30, 2020 numberOfVIEs
--- | ---
Basis of Presentation and Significant Accounting Policies [Abstract] |
Number of variable interest entities with directed activities | 2

X
- Definition Basis of Presentation and Significant Accounting Policies [Abstract] + References No definition available. + Details
Name: | aaon_BasisOfPresentationAndSignificantAccountingPoliciesAbstract
Namespace Prefix: | aaon_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Variable Interest Entities with Directed Activities + References No definition available. + Details
Name: | aaon_NumberOfVariableInterestEntitiesWithDirectedActivities
Namespace Prefix: | aaon_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant