FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Dec. 31, 2014

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Fair Value Measurements, Measured on Recurring Basis

The following table for the Company categorizes the assets and liabilities in the Condensed Consolidated Balance Sheets that are accounted for at fair value on a recurring basis in periods subsequent to initial recognition:

($ Millions)	Quoted Prices in Active Markets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Effects of Netting and Cash Margin Receivables /Payables			Total
As of December 31, 2014
ASSETS
Gas Utility
U. S. Stock/Bond Mutual Funds	$	16.3	$	3.9	$	—	$	—		$	20.2
Subtotal	16.3		3.9		—		—			20.2
Gas Marketing
NYMEX Natural gas contracts	5.4		1.0		—		(4.3		)	2.1
Natural gas commodity contracts	—		4.1		0.2		(0.3		)	4.0
Total	$	21.7	$	9.0	$	0.2	$	(4.6	)	$	26.3
LIABILITIES
Gas Utility
NYMEX/ICE natural gas contracts	$	19.4	$	—	$	—	$	(19.4	)	$	—
OTCBB natural gas contracts	—		19.5		—		—			$	19.5
NYMEX gasoline and heating oil contracts	1.3		—		—		(1.3		)	—
Subtotal	20.7		19.5		—		(20.7		)	19.5
Gas Marketing
NYMEX natural gas contracts	3.4		4.5		—		(7.9		)	—
Natural gas commodity contracts	—		1.1		—		(0.3		)	0.8
Total	$	24.1	$	25.1	$	—	$	(28.9	)	$	20.3

As of September 30, 2014
ASSETS
Gas Utility
U. S. Stock/Bond Mutual Funds	$	15.7	$	3.9	$	—	$	—		$	19.6
NYMEX Natural gas contracts	2.4		—		—		(2.4		)	—
OTCBB Natural gas contracts	—		0.1				(0.1		)	—
Subtotal	18.1		4.0		—		(2.5		)	19.6
Gas Marketing
NYMEX Natural gas contracts	1.0		1.2		—		(1.8		)	0.4
Natural gas commodity contracts			$	2.7	0.2		$	(0.2	)	2.7
Total	$	19.1	$	7.9	$	0.2	$	(4.5	)	$	22.7
LIABILITIES
Gas Utility
NYMEX/ICE Natural gas contracts	$	5.2	$	—	$	—	$	(5.2	)	—
OTCBB Natural gas contracts	—		4.1		—		(0.1		)	4.0
Gasoline and heating oil contracts	0.2		—		—		(0.2		)	—
Subtotal	5.4		4.1		—		(5.5		)	4.0
Gas Marketing
NYMEX Natural gas contracts	1.1		0.7		—		(1.8		)	—
Natural gas commodity contracts	—		0.7		—		(0.2		)	0.5
Total	$	6.5	$	5.5	$	—	$	(7.5	)	$	4.5

Laclede Gas

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Fair Value Measurements, Measured on Recurring Basis

The following table categorizes the assets and liabilities in the Balance Sheets that are accounted for at fair value on a recurring basis in periods subsequent to initial recognition.

($ Millions)	Quoted Prices in Active Markets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Effects of Netting and Cash Margin Receivables /Payables			Total
As of December 31, 2014
ASSETS
U. S. Stock/Bond Mutual Funds	$	16.3	$	3.9	$	—	$	—		$	20.2
Total	16.3		3.9		—		—			20.2
LIABILITIES
NYMEX natural gas contracts	19.4		—		—		(19.4		)	—
OTCBB natural gas contracts	—		19.5		—		—			19.5
Gasoline and heating oil contracts	1.3		—		—		(1.3		)	—
Total	$	20.7	$	19.5	$	—	$	(20.7	)	$	19.5
As of September 30, 2014
ASSETS
U. S. Stock/Bond Mutual Funds	$	15.7	$	3.9	$	—	$	—		$	19.6
NYMEX natural gas contracts	2.4		—		—		(2.4		)	—
OTCBB natural gas contracts	—		0.1				(0.1		)	—
Total	18.1		4.0		—		(2.5		)	19.6
LIABILITIES
NYMEX/ICE Natural gas contracts	5.2		—		—		(5.2		)	—
OTCBB Natural gas contracts	—		4.1		—		(0.1		)	4.0
NYMEX Gasoline and heating oil contracts	0.2		—		—		(0.2		)	—
Total	$	5.4	$	4.1	$	—	$	(5.5	)	$	4.0