EQUITY - Additional Information (Details)	3 Months Ended			9 Months Ended
	Mar. 31, 2026 USD ($) $ / shares	Mar. 31, 2026 AUD ($)	Mar. 31, 2025 USD ($)	Mar. 31, 2026 USD ($)	Mar. 31, 2025 USD ($)	Mar. 31, 2026 AUD ($)	Feb. 06, 2026 AUD ($)	Sep. 08, 2025	Jul. 15, 2025 USD ($)	Sep. 22, 2021 USD ($)
Class of Stock [Line Items]
Stock repurchase program authorized amount									$ 1,000,000,000	$ 1,000,000,000
Amount	$ 194,000,000		$ 37,000,000	$ 463,000,000	$ 115,000,000
Majority shareholder ownership percentage								44.00%
REA Group
Class of Stock [Line Items]
Stock repurchase program authorized amount							$ 200,000,000
Remaining authorized repurchase amount						$ 130,000,000
Amount	$ 49,000,000	$ 70,000,000
Class B Common Stock
Class of Stock [Line Items]
Common stock, cash dividends declared (in dollars per share) | $ / shares	$ 0.10
Class B Common Stock | Maximum
Class of Stock [Line Items]
Majority shareholder ownership percentage								44.00%
Class A Common Stock
Class of Stock [Line Items]
Common stock, cash dividends declared (in dollars per share) | $ / shares	$ 0.10
2021 Repurchase Program
Class of Stock [Line Items]
Remaining authorized repurchase amount	$ 0			0
2025 Repurchase Program
Class of Stock [Line Items]
Remaining authorized repurchase amount	$ 851,000,000			$ 851,000,000