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Line Of Credit Facility Covenants Minimum Interest Coverage Ratio

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Payment for Plantweb Optics Analytics

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Comprehensive Text Block List (Details) $ in Thousands			3 Months Ended
Comprehensive Text Block List (Details) $ in Thousands	Aug. 29, 2022 USD ($)	Oct. 10, 2021 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Jul. 28, 2023 USD ($)	Dec. 23, 2022 USD ($)	May 16, 2022
Payment for Plantweb Optics Analytics					$ 12,500
Maximum leverage ratio			3.50
Minimum interest coverage ratio			2.50
Consideration transferred	$ 87,200
Heritage AspenTech
Consideration transferred		$ 6,014,000
Emerson Electric Co.
Text Block [Abstract]
Purchases from Emerson affiliates			$ 68	$ 139
Revenue from Emerson affiliates			313	4
Principal amount						$ 630,000
Revenue from Emerson affiliates			313	4
Emerson Electric Co. \| Heritage AspenTech
Text Block [Abstract]
Business Acquisition, Percentage of Voting Interests Acquired							55.00%
Business Acquisition, Percentage of Voting Interests Acquired							55.00%
Information technology
Payments of Distributions to Affiliates			975	811
Shared services and other
Payments of Distributions to Affiliates			$ 374	$ 2,697