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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, 2021	Jun. 30, 2020	Jun. 30, 2019
Philips | Sales Revenue, Net
Concentration Risk [Line Items]
Concentration Risk, Percentage	15.00%	16.00%	14.00%
ZF | Sales Revenue, Net
Concentration Risk [Line Items]
Concentration Risk, Percentage			12.00%
ZF | Accounts Receivable
Concentration Risk [Line Items]
Concentration Risk, Percentage	11.00%
Nexteer Automotive | Sales Revenue, Net
Concentration Risk [Line Items]
Concentration Risk, Percentage	17.00%	14.00%	12.00%
Nexteer Automotive | Accounts Receivable
Concentration Risk [Line Items]
Concentration Risk, Percentage	24.00%	17.00%

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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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