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LEASES (Tables)
 9 Months Ended
Jun. 30, 2025
Leases [Abstract]  
Schedule of Lease Position and Recognized Right-of-Use Assets
Lease Position
(in thousands)June 30, 2025September 30, 2024
Operating lease commitments, including probable extensions1
$188,019 $104,535 
Discounted using the lessee's incremental borrowing rate$144,947 $77,316 
(Less): short-term leases recognized on a straight-line basis as expense(445)(404)
(Less): other(1,543)(182)
Lease liability recognized$142,959 $76,730 
Of which:
Current lease liabilities$34,132 $16,997 
Non-current lease liabilities108,827 59,733 
(1)Our future minimum rental payments exclude optional extensions that have not been exercised but are probable to be exercised in the future. Those probable extensions are included in the operating lease liability balance.
The recognized right-of-use assets relate to the following types of assets:
(in thousands)June 30, 2025September 30, 2024
Real estate properties
$113,902 $66,842 
Drilling equipment
6,311 234 
Total right-of-use assets$120,213 $67,076 
Schedule of Certain Information Related to Lease Costs and Other Information Related to Operating Leases
The following table presents certain information related to the lease costs for our operating leases:
Three Months Ended June 30,Nine Months Ended June 30,
(in thousands)2025202420252024
Operating lease cost$9,727 $3,077 $21,135 $9,069 
Short-term lease cost6,659 445 19,903 1,166 
Total lease cost$16,386 $3,522 $41,038 $10,235 
Lease Terms and Discount Rates
The table below presents certain information related to the weighted average remaining lease terms and weighted average discount rates for our operating leases:
June 30, 2025September 30, 2024
Weighted average remaining lease term10.911.6
Weighted average discount rate5.3 %5.1 %
Schedule of Future Minimum Rental Payments Required under Operating Lease
Future minimum rental payments required under operating leases having initial or remaining non-cancelable lease terms in excess of one year at June 30, 2025 (in thousands) are as follows:
Fiscal YearAmount
Remainder of 2025
$9,104 
202622,520 
202717,152 
202815,440 
202914,420 
Thereafter77,129 
Total1
$155,765 
(1)Our future minimum rental payments exclude optional extensions that have not been exercised but are probable to be exercised in the future. Those probable extensions are included in the operating lease liability balance.