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SHARE CAPITAL, OPTION PLANS AND SHARE-BASED PAYMENTS (Tables)
9 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-based Compensation Costs
Share-based compensation expense for the periods indicated below is detailed as follows: 
 Three Months Ended
March 31,
Nine Months Ended
March 31,
 2023202220232022
Stock Options (issued under Stock Option Plans)$3,908 $3,442 $13,217 $12,457 
Performance Share Units (issued under LTIP)4,763 2,980 14,023 10,151 
Restricted Share Units (issued under LTIP)2,480 1,694 7,299 5,790 
Restricted Share Units (other)23,316 6,482 46,673 9,229 
Deferred Share Units (directors)889 915 3,138 3,069 
Employee Stock Purchase Plan1,012 1,235 4,048 4,395 
Total share-based compensation expense$36,368 $16,748 $88,398 $45,091 
Schedule of Unrecognized Compensation Cost
A summary of unrecognized compensation cost for unvested shared-based payment awards is as follows: 
 As of March 31, 2023
 Unrecognized Compensation CostWeighted Average Recognition Period (years)
Stock Options (issued under Stock Option Plans)53,684.6 2.6
Performance Share Units (issued under LTIP)33,643.3 2.0
Restricted Share Units (issued under LTIP)17,100.1 2.0
Restricted Share Units (other)140,740.7 1.7
Total unrecognized share-based compensation cost$245,168.7 
Schedule of Option Activity
A summary of activity under our stock option plans for the nine months ended March 31, 2023 is as follows:
OptionsWeighted-
Average Exercise
Price
Weighted-
Average
Remaining
Contractual Term
(years)
Aggregate Intrinsic Value
($’000's)
Outstanding at June 30, 2022
8,820,662 $42.74 4.68$7,111 
Granted4,799,650 30.94 
Exercised(88,142)28.06 
Forfeited or expired(885,678)43.98 
Outstanding at March 31, 2023
12,646,492 $38.28 4.91$44,333 
Exercisable at March 31, 2023
3,959,892 $39.63 3.03$7,242 
Schedule of Weighted-Average Fair Value of Options and Weighted-Average Assumptions Used
For the periods indicated, the weighted-average fair value of options and weighted-average assumptions estimated under the Black-Scholes option-pricing model were as follows:
 Three Months Ended
March 31,
Nine Months Ended
March 31,
 2023202220232022
Weighted–average fair value of options granted$7.94 $8.31 $6.61 $9.08 
Weighted-average assumptions used:
Expected volatility29.66 %26.06 %28.65 %26.37 %
Risk–free interest rate3.82 %1.54 %4.00 %1.06 %
Expected dividend yield2.74 %1.94 %3.10 %1.75 %
Expected life (in years)4.214.144.204.15
Forfeiture rate (based on historical rates)%%%%
Average exercise share price$34.70 $44.45 $30.69 $48.69 
Schedule of Weighted Average Assumptions, Fair Value and Intrinsic Value
For the period in which performance options were granted, the weighted-average fair value of performance options and weighted-average assumptions estimated under the Monte Carlo pricing model were as follows:
 Nine Months Ended March 31,
 2023
Weighted–average fair value of options granted$8.09 
Derived service period (in years)1.7
Weighted-average assumptions used:
Expected volatility26.00 %
Risk–free interest rate3.21 %
Expected dividend yield2.00 %
Average exercise share price$31.89 
For the periods indicated, the weighted-average fair value of PSUs issued under LTIP, and weighted-average assumptions estimated under the Monte Carlo pricing model were as follows:
 Nine Months Ended March 31,
 20232022
Weighted–average fair value of performance share units granted
$43.10 - $55.06
$69.78 - $75.15
Weighted-average assumptions used:
Expected volatility
29% - 31%
28.00 %
Risk–free interest rate
3.13% - 3.39%
0.45% - 0.71%
Expected dividend yield— %
1.70% - 1.80%
Expected life (in years)3.113.10
Schedule of Non Option Award Activity
A summary of activity under our performance share units issued under the LTIP for the nine months ended March 31, 2023 is as follows:
UnitsWeighted-Average
Grant Date Fair Value
Weighted-
Average
Remaining
Contractual Term
(years)
Aggregate Intrinsic Value
($’000's)
Outstanding at June 30, 2022
812,937 $61.29 1.89$30,762 
Granted (1)
537,016 54.46 
Vested (1)
(224,593)41.75 
Forfeited or expired(93,529)63.94 
Outstanding at March 31, 2023
1,031,831 $61.65 2.01$39,777 
______________________
(1)PSUs are earned based on market conditions and the actual number of PSUs earned, if any, is dependent upon performance and may range from 0 to 200 percent.
Schedule of Restricted Stock Activity
A summary of activity under our RSUs issued under the LTIP for the nine months ended March 31, 2023 is as follows:
UnitsWeighted-Average
Grant Date Fair Value
Weighted-
Average
Remaining
Contractual Term
(years)
Aggregate Intrinsic Value
($’000's)
Outstanding at June 30, 2022
611,743 $44.14 1.62$23,148 
Granted402,752 38.81 
Vested(147,223)36.83 
Forfeited or expired(80,209)43.82 
Outstanding at March 31, 2023
787,063 $42.13 1.94$30,341 
A summary of activity under our RSUs (other) issued for the nine months ended March 31, 2023 is as follows:
UnitsWeighted-Average
Grant Date Fair Value
Weighted-
Average
Remaining
Contractual Term
(years)
Aggregate Intrinsic Value
($’000's)
Outstanding at June 30, 2022
2,593,707 $44.90 2.86$98,146 
Granted3,482,503 30.43 
Vested(199,055)40.79 
Forfeited or expired(219,978)41.03 
Outstanding at March 31, 2023
5,657,177 $35.89 2.20$218,084 
Schedule of Nonvested Share Activity
A summary of activity under our deferred share units issued for the nine months ended March 31, 2023 is as follows:
UnitsWeighted-Average
Price
Weighted-
Average
Remaining
Contractual Term
(years)
Aggregate Intrinsic Value
($’000's)
Outstanding at June 30, 2022 (1)
885,701 $31.49 0.36$33,515 
Granted 132,827 29.19 
Settled(30,273)$40.46 
Outstanding at March 31, 2023 (2)
988,255 $29.55 0.61$38,097 
______________________
(1)    Includes 55,520 unvested DSUs.
(2)    Includes 90,906 unvested DSUs.