Amount of asset retirement obligations (ARO) costs incurred (whether capitalized or charged to expense) during the period.

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-Publisher FASB
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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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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.

+ References

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Property and Equipment:
Depreciation expense	$ 5.8	$ 20.9
Asset retirement obligation	$ 1.0	$ 4.7
Buildings \| Minimum
Property and Equipment:
Estimated useful asset lives	30 years
Buildings \| Maximum
Property and Equipment:
Estimated useful asset lives	39 years
Improvements \| Maximum
Property and Equipment:
Estimated useful asset lives	10 years
Equipment \| Minimum
Property and Equipment:
Estimated useful asset lives	3 years
Equipment \| Maximum
Property and Equipment:
Estimated useful asset lives	10 years
Furniture \| Minimum
Property and Equipment:
Estimated useful asset lives	3 years
Furniture \| Maximum
Property and Equipment:
Estimated useful asset lives	10 years
Computer Software \| Minimum
Property and Equipment:
Estimated useful asset lives	3 years
Computer Software \| Maximum
Property and Equipment:
Estimated useful asset lives	10 years
Software Development \| Minimum
Property and Equipment:
Estimated useful asset lives	3 years
Software Development \| Maximum
Property and Equipment:
Estimated useful asset lives	7 years