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Segments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) segment	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			3
Net Sales	$ 311,970	$ 242,605	$ 861,880	$ 634,190
Gross Profit	116,109	65,591	287,281	159,031
Long-lived assets	374,537		374,537		$ 317,322
Goodwill	143,793		143,793		146,498
AAON Oklahoma
Segment Reporting Information [Line Items]
Net Sales	246,454	179,169	666,670	476,517
AAON Coil Products
Segment Reporting Information [Line Items]
Net Sales	25,769	30,504	89,262	79,193
BasX
Segment Reporting Information [Line Items]
Net Sales	39,747	32,932	105,948	78,480
Operating Segments | AAON Oklahoma
Segment Reporting Information [Line Items]
Gross Profit	94,174	45,643	231,403	111,216
Long-lived assets	251,298		251,298		213,731
Goodwill	3,229		3,229		3,229
Operating Segments | AAON Coil Products
Segment Reporting Information [Line Items]
Gross Profit	8,307	10,564	22,948	26,344
Long-lived assets	77,434		77,434		68,013
Goodwill	0		0		0
Operating Segments | BasX
Segment Reporting Information [Line Items]
Gross Profit	13,628	9,384	32,930	21,471
Long-lived assets	45,805		45,805		35,578
Goodwill	140,564		140,564		$ 143,269
Inter-segment | AAON Oklahoma
Segment Reporting Information [Line Items]
Net Sales	768	998	3,467	2,157
Inter-segment | AAON Coil Products
Segment Reporting Information [Line Items]
Net Sales	11,871	8,037	28,687	24,047
Inter-segment | BasX
Segment Reporting Information [Line Items]
Net Sales	(74)	61	1,426	61
Segment Reconciling Items | AAON Oklahoma
Segment Reporting Information [Line Items]
Net Sales	246,454	179,169	666,670	476,517
Segment Reconciling Items | AAON Coil Products
Segment Reporting Information [Line Items]
Net Sales	25,769	30,504	89,262	79,193
Segment Reconciling Items | BasX
Segment Reporting Information [Line Items]
Net Sales	39,747	32,932	105,948	78,480
Consolidation, Eliminations
Segment Reporting Information [Line Items]
Net Sales	$ (12,565)	$ (9,096)	$ (33,580)	$ (26,265)

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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