Revenue recognition - Schedule of Revenues by Technology Platform (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Disaggregation of Revenue [Line Items]
Net sales	$ 5,174	$ 4,743	$ 10,258	$ 9,647
Diversified Industrial
Disaggregation of Revenue [Line Items]
Net sales	3,468	3,253	6,911	6,709
Motion Systems \| Diversified Industrial
Disaggregation of Revenue [Line Items]
Net sales	893	804	1,717	1,653
Flow and Process Control \| Diversified Industrial
Disaggregation of Revenue [Line Items]
Net sales	1,114	1,059	2,272	2,185
Filtration and Engineered Materials \| Diversified Industrial
Disaggregation of Revenue [Line Items]
Net sales	$ 1,461	$ 1,390	$ 2,922	$ 2,871

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details

Parker-Hannifin Corp 10-Q