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Warranties - Warranty Expense by Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Provisions | $ 3,599 | $ 3,320 | $ 6,810 | $ 6,718
AAON Oklahoma |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Provisions | 2,710 | 3,039 | 4,877 | 5,997
AAON Coil Products |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Provisions | 461 | 340 | 860 | 520
BasX |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Provisions | $ 428 | $ (59) | $ 1,073 | $ 201

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- Definition Amount of increase in the standard product warranty accrual from warranties issued. Excludes extended product warranties. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
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