Financial Instruments (Tables)

6 Months Ended

Mar. 31, 2013

Financial Instruments [Abstract]

Long-Term Debt

	March 31, 2013				September 30, 2012
	Carrying				Carrying
	Amount		Fair Value		Amount		Fair Value
Long-Term Debt	$	1,649,000	$	1,871,171	$	1,399,000	$	1,623,847

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, 2013 and 2012 (Thousands of Dollars)

Location of

Amount of

Derivative Gain

Derivative Gain or

or (Loss)

(Loss)

Location of

Derivative Gain

Amount of

Reclassified

Reclassified from

Derivative

or (Loss)

Derivative Gain or

from

Accumulated

Gain or

Recognized in

(Loss)

Accumulated

Other

(Loss)

the

Recognized in

Other

Comprehensive

Recognized

Consolidated

Other

Comprehensive

Income (Loss) on

in the

Statement of

Comprehensive

Income (Loss)

the Consolidated

Consolidated

Income

Income (Loss) on

on the

Balance Sheet

Statement of

(Ineffective

the Consolidated

Consolidated

into the

Income

Portion and

Statement of

Balance Sheet

Consolidated

(Ineffective

Amount

Comprehensive

into the

Statement of

Portion and

Excluded from

Income (Loss)

Consolidated

Income (Effective

Amount

Effectiveness

Derivatives in

(Effective Portion)

Statement of

Portion) for the

Excluded

Testing) for the

Cash Flow

for the Three

Income

Three Months

from

Three Months

Hedging

Months Ended

(Effective

Ended

Effectiveness

Ended

Relationships

March 31,

Portion)

March 31,

Testing)

March 31,

2013

2012

2013

2012

2013

2012

Commodity

Contracts –

Exploration &

Production

Operating

Operating

segment

$

(47,364)

$

13,463

Revenue

$

11,741

$

12,569

Revenue

$

(456)

$

-

Commodity

Contracts –

Energy

Marketing

Not

segment

$

14

$

459

Purchased Gas

$

(782)

$

3,040

Applicable

$

-

$

-

Commodity

Contracts –

Pipeline &

Storage

Operating

Not

segment(1)

$

-

$

576

Revenue

$

-

$

576

Applicable

$

-

$

-

Total

$

(47,350)

$

14,498

$

10,959

$

16,185

$

(456)

$

-

The Effect of Derivative Financial Instruments on the Statement of Financial Performance for the

Six Months Ended March 31, 2013 and 2012 (Thousands of Dollars)

Location of

Amount of

Derivative Gain

Derivative Gain or

or (Loss)

(Loss)

Location of

Derivative Gain

Amount of

Reclassified

Reclassified from

Derivative

or (Loss)

Derivative Gain or

from

Accumulated

Gain or

Recognized in

(Loss)

Accumulated

Other

(Loss)

the

Recognized in

Other

Comprehensive

Recognized

Consolidated

Other

Comprehensive

Income (Loss) on

in the

Statement of

Comprehensive

Income (Loss)

the Consolidated

Consolidated

Income

Income (Loss) on

on the

Balance Sheet

Statement of

(Ineffective

the Consolidated

Consolidated

into the

Income

Portion and

Statement of

Balance Sheet

Consolidated

(Ineffective

Amount

Comprehensive

into the

Statement of

Portion and

Excluded from

Income (Loss)

Consolidated

Income (Effective

Amount

Effectiveness

Derivatives in

(Effective Portion)

Statement of

Portion) for the

Excluded

Testing) for the

Cash Flow

for the Six

Income

Six Months

from

Six Months

Hedging

Months Ended

(Effective

Ended

Effectiveness

Ended

Relationships

March 31,

Portion)

March 31,

Testing)

March 31,

2013

2012

2013

2012

2013

2012

Commodity

Contracts –

Exploration &

Production

Operating

Operating

segment

$

(13,750)

$

9,539

Revenue

$

24,046

$

17,990

Revenue

$

(456)

$

-

Commodity

Contracts –

Energy

Marketing

Not

segment

$

1,749

$

6,538

Purchased Gas

$

(830)

$

9,484

Applicable

$

-

$

-

Commodity

Contracts –

Pipeline &

Storage

Operating

Not

segment(1)

$

-

$

576

Revenue

$

(672)

$

576

Applicable

$

-

$

-

Total

$

(12,001)

$

16,653

$

22,544

$

28,050

$

(456)

$

-

(1)  There were no open hedging positions at March 31, 2013.

Schedule Of Derivatives And Hedged Items In Fair Value Hedging Relationships

				Amount of
		Amount of Gain		Gain or (Loss)
		or (Loss) on		on the Hedged
		Derivative		Item
	Location of	Recognized in		Recognized in
	Gain or (Loss)	the		the
	on Derivative	Consolidated		Consolidated
	and Hedged	Statement of		Statement of
	Item	Income for the		Income for the
	Recognized	Six Months		Six Months
	in the	Ended		Ended
Derivatives in Fair Value	Consolidated	March 31,		March 31,
Hedging Relationships –	Statement of	2013		2013
Energy Marketing segment	Income	(In Thousands)		(In Thousands)
Commodity Contracts – Hedge of fixed price sales	Operating
commitments of natural gas	Revenues	$	1,499	$	(1,499)
Commodity Contracts – Hedge of fixed price	Purchased
purchase commitments of natural gas	Gas	$	(633)	$	633
Commodity Contracts – Hedge of natural gas held in	Purchased
storage	Gas	$	(25)	$	25
		$	841	$	(841)