DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition (Details)  | 
12 Months Ended | 
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Jun. 30, 2021  | |
| Disaggregation of Revenue [Line Items] | |
| Standard warranty coverage period | 12 months | 
| Minimum | |
| Disaggregation of Revenue [Line Items] | |
| Standard warranty coverage period | 6 months | 
| Maximum | |
| Disaggregation of Revenue [Line Items] | |
| Standard warranty coverage period | 12 months | 
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- Definition Standard Warranty Coverage No definition available. 
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- Definition 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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- Details 
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- Details 
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