For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Note 1. Business Description and Summary of Significant Accounting Policies - Summary of Concentration Risk (Details) - Customer Concentration Risk	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Philips \| Sales Revenue, Net
Concentration Risk [Line Items]
Concentration Risk, Percentage	14.00%	15.00%	15.00%
ZF \| Sales Revenue, Net
Concentration Risk [Line Items]
Concentration Risk, Percentage	12.00%
ZF \| Accounts Receivable
Concentration Risk [Line Items]
Concentration Risk, Percentage	10.00%
Nexteer Automotive \| Sales Revenue, Net
Concentration Risk [Line Items]
Concentration Risk, Percentage	15.00%	17.00%	17.00%
Nexteer Automotive \| Accounts Receivable
Concentration Risk [Line Items]
Concentration Risk, Percentage	21.00%	22.00%
Mando \| Accounts Receivable
Concentration Risk [Line Items]
Concentration Risk, Percentage	12.00%