STOCKHOLDERS' EQUITY (Tables)

12 Months Ended

Sep. 30, 2015

Stockholders' Equity Note [Abstract]

The purchase price to be paid under the stock purchase contracts is fifty dollars per Corporate Unit and the number of shares to be purchased will be determined as follows:



If the applicable market value per share of Laclede Group common stock is:		Number of shares to be purchased per purchase contract is:
Equal to or greater than $57.8125		0.8649
Less than $57.8125, but greater than $46.25		$50 ÷ applicable market value
Less than or equal to $46.25		1.0811

Schedule of Company's equity units

Selected information about the Company’s equity units is presented below:



Issuance Date	Units Issued (Millions)	Total Net Proceeds	Total Long-term Debt	RSN Annual Interest Rate	Stock Purchase Contract Annual Rate	Stock Purchase Contract Liability
6/11/2014	2.875	$139.4	$143.8	2.00%	4.75%	$19.7

Schedule of accumulated other comprehensive income (loss)

The components of accumulated other comprehensive income (loss), net of income taxes, recognized in the balance sheets at September 30 were as follows:



	Net Unrealized Gains (Losses) on Cash Flow Hedges			Defined Benefit Pension and Other Postretirement Benefit Plans			Net Unrealized Losses on Available for Sale Securities			Total
Laclede Group
Balance at September 30, 2013	$	1.4		$	(2.2	)	$	—		$	(0.8	)
Other comprehensive (loss) income	(1.2		)	0.3			—			(0.9		)
Balance at September 30, 2014	0.2			(1.9		)	—			(1.7		)
Other comprehensive (loss) income	(0.6		)	0.4			(0.1		)	(0.3		)
Balance at September 30, 2015	$	(0.4	)	$	(1.5	)	$	(0.1	)	$	(2.0	)
Laclede Gas
Balance at September 30, 2013	$	0.1		$	(2.2	)	$	—		$	(2.1	)
Other comprehensive (loss) income	(0.1		)	0.3			—			0.2
Balance at September 30, 2014	—			(1.9		)	—			(1.9		)
Other comprehensive (loss) income	(0.2		)	0.4			—			0.2
Balance at September 30, 2015	$	(0.2	)	$	(1.5	)	$	—		$	(1.7	)