SHARE CAPITAL, OPTION PLANS AND SHARE-BASED PAYMENTS - Long-Term Incentive Plans (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance of treasury stock (in shares)	349,792	292,401	491,244	486,081
Issuance of treasury stock	$ 0	$ 0	$ 0	$ 0
Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of plan			3 years
Compensation cost related to unvested awards not yet recognized	$ 50,900		$ 50,900
Unvested stock awards compensation cost, weighted average recognition period			2 years 1 month 6 days
Issuance of treasury stock (in shares)	349,792
Issuance of treasury stock	$ 15,100

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

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