Leases (Tables)

12 Months Ended

Sep. 30, 2022

Leases [Abstract]

Components of Operating Lease Costs

The following table summarizes the components of the Company’s total operating lease costs (in thousands):

	Year Ended September 30
	2022		2021
Operating Lease Expense	$	4,909	$	5,268
Variable Lease Expense(1)	462		537
Short-Term Lease Expense(2)	461		1,279
Sublease Income	(166)		(356)
Total Lease Expense	$	5,666	$	6,728
Lease Costs Recorded to Property, Plant and Equipment(3)	$	19,839	$	14,188

(1)Variable lease payments that are not dependent on an index or rate are not included in the lease liability.

(2)Short-term lease costs exclude expenses related to leases with a lease term of one month or less.

(3)Lease costs relating to drilling rig leases that are capitalized as part of oil and natural gas properties under full cost pool accounting as well as certain equipment leases used on construction projects.

Balance Sheet Information Related to Operating Leases

The following amounts related to operating leases were recorded on the Company’s Consolidated Balance Sheet (in thousands):

	Year Ended September 30
	2022		2021
Assets:
Deferred Charges	$	37,120	$	23,601
Liabilities:
Other Accruals and Current Liabilities	$	14,239	$	3,963
Other Liabilities	$	22,881	$	19,638

Schedule of Operating Lease Liability Maturities

The following schedule of operating lease liability maturities summarizes the undiscounted lease payments owed by the Company to lessors pursuant to contractual agreements in effect as of September 30, 2022 (in thousands):

	At September 30, 2022
2023	$	14,420
2024	5,353
2025	4,828
2026	3,578
2027	2,889
Thereafter	11,656
Total Lease Payments	42,724
Less: Interest	(5,604)
Total Lease Liability	$	37,120