Equity - Share repurchases (Details) - $ / shares	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Oct. 22, 2014
Equity, Class of Treasury Stock [Line Items]
Shares repurchased (in shares)	1,281,818	331,259	818,581
Average price per share including commissions (in USD per share)	$ 296.71	$ 301.88	$ 179.29
Maximum
Equity, Class of Treasury Stock [Line Items]
Number of shares authorized for repurchase				35,000,000

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.

No definition available.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section S99
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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
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-URI https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

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