CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Net Income	$ 46.9	$ 47.1
Cash flow hedging derivative instruments:
Net hedging losses arising during the period	(0.7)	(5.9)
Reclassification adjustment for losses (gains) included in net income	1.2	(0.1)
Net unrealized gains (losses) on cash flow hedging derivative instruments	0.5	(6.0)
Net defined benefit pension and other postretirement plans	0.1	0.1
Net unrealized losses on available for sale securities	(0.1)	0.0
Other Comprehensive Income (Loss), Before Tax	0.5	(5.9)
Income Tax Expense (Benefit) Related to Items of Other Comprehensive Income	0.2	(2.2)
Other Comprehensive Income (Loss), Net of Tax	0.3	(3.7)
Comprehensive Income	47.2	43.4
Laclede Gas
Net Income	39.4	39.0
Cash flow hedging derivative instruments:
Net hedging losses arising during the period	(0.1)	(1.4)
Reclassification adjustment for losses (gains) included in net income	0.3	0.1
Net unrealized gains (losses) on cash flow hedging derivative instruments	0.2	(1.3)
Net defined benefit pension and other postretirement plans	0.1	0.1
Net unrealized losses on available for sale securities	(0.1)	0.0
Other Comprehensive Income (Loss), Before Tax	0.2	(1.2)
Income Tax Expense (Benefit) Related to Items of Other Comprehensive Income	0.1	(0.4)
Other Comprehensive Income (Loss), Net of Tax	0.1	(0.8)
Comprehensive Income	$ 39.5	$ 38.2