SUPPLEMENTAL CASH FLOW INFORMATION (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Cash paid during the period for:
Interest	$ 3,510	$ 4,900	$ 10,638
Income taxes, net of refunds	58,970	31,555	44,435
Non-cash investing and financing activities:
Dividends declared	$ 77,416	$ 72,463	$ 68,473

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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