Financial Instruments (Tables)

6 Months Ended

Mar. 31, 2022

Financial Instruments, Owned, at Fair Value [Abstract]

Long-Term Debt

Based on these criteria, the fair market value of long-term debt, including current portion, was as follows (in thousands): 

	March 31, 2022				September 30, 2021
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Long-Term Debt	$	2,630,529	$	2,666,928	$	2,628,687	$	2,898,552

Schedule Of Other Investments

The components of the Company's Other Investments are as follows (in thousands):

	At March 31, 2022		At September 30, 2021
Life Insurance Contracts	$	44,928	$	44,560
Equity Mutual Fund	23,690		34,433
Fixed Income Mutual Fund	34,546		70,639
	$	103,164	$	149,632

Schedule of Derivative Financial Instruments Designated And Qualifying As Cash Flow Hedges On The Statement Of Financial Performance

The Effect of Derivative Financial Instruments on the Statement of Financial Performance for the
Three Months Ended March 31, 2022 and 2021 (Thousands of Dollars)
Derivatives in Cash Flow Hedging Relationships	Amount of Derivative Gain or (Loss) Recognized in Other Comprehensive Income (Loss) on the Consolidated Statement of Comprehensive Income (Loss) for the  Three Months Ended  March 31,				Location of Derivative Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) on the Consolidated Balance Sheet into the Consolidated Statement of Income	Amount of Derivative Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) on the Consolidated Balance Sheet into the Consolidated Statement of Income for the  Three Months Ended  March 31,
	2022		2021			2022		2021
Commodity Contracts	$	(642,240)	$	(35,123)	Operating Revenue	$	(130,271)	$	(3,761)
Foreign Currency Contracts	634		750		Operating Revenue	50		95
Total	$	(641,606)	$	(34,373)		$	(130,221)	$	(3,666)

The Effect of Derivative Financial Instruments on the Statement of Financial Performance for the
Six Months Ended March 31, 2022 and 2021 (Thousands of Dollars)
Derivatives in Cash Flow Hedging Relationships	Amount of Derivative Gain or (Loss) Recognized in Other Comprehensive Income (Loss) on the Consolidated Statement of Comprehensive Income (Loss) for the  Six Months Ended March 31,				Location of Derivative Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) on the Consolidated Balance Sheet into the Consolidated Statement of Income	Amount of Derivative Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) on the Consolidated Balance Sheet into the Consolidated Statement of Income for the  Six Months Ended  March 31,
	2022		2021			2022		2021
Commodity Contracts	$	(479,114)	$	10,472	Operating Revenue	$	(292,899)	$	(4,071)
Foreign Currency Contracts	640		3,176		Operating Revenue	90		94
Total	$	(478,474)	$	13,648		$	(292,809)	$	(3,977)