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ACQUISITIONS AND INVESTMENTS - The Hawthorne Collective (Details) - RIV Capital, Inc. shares in Millions, $ in Millions				3 Months Ended
	Sep. 30, 2023	Apr. 22, 2022 USD ($) nominee board_member	Aug. 24, 2021 USD ($) board_member	Sep. 30, 2021 USD ($)	Apr. 22, 2022 $ / shares	Aug. 24, 2021 $ / shares	Aug. 09, 2021 shares
Investments in and Advances to Affiliates [Line Items]
Share ownership after conversion (in shares) | shares							123.0
Percentage of ownership after debt conversion	48.00%
Number of members of Board of Directors that can be nominated | board_member		9	7
Additional minority non-equity investments | $				$ 43.1
Number of company nominees added to the board | nominee		4
The Hawthorne Colective
Investments in and Advances to Affiliates [Line Items]
Number of members of Board of Directors that can be nominated | board_member		3
Convertible Notes Payable
Investments in and Advances to Affiliates [Line Items]
Aggregate principal amount | $		$ 25.0	$ 150.0
Debt term (in years)			6 years
Conversion price (in CAD per share) | $ / shares					$ 1.65	$ 1.90
Convertible Notes Payable | Two Percent Interest Period
Investments in and Advances to Affiliates [Line Items]
Debt term (in years)		2 years	2 years
Interest rate (percent)		2.00%	2.00%

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