Consolidated Statements Of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Net sales	$ 5,587us-gaap_SalesRevenueNet	$ 5,606us-gaap_SalesRevenueNet
Costs and expenses:
Cost of sales	3,307us-gaap_CostOfGoodsAndServicesSold	3,370us-gaap_CostOfGoodsAndServicesSold
Selling, general and administrative expenses	1,405	1,444
Other deductions, net	64emr_OtherDeductionsNet	95emr_OtherDeductionsNet
Interest expense (net of interest income of $7 and $7, respectively)	46	54
Earnings before income taxes	765	643
Income taxes	236us-gaap_IncomeTaxExpenseBenefit	166us-gaap_IncomeTaxExpenseBenefit
Net earnings	529us-gaap_ProfitLoss	477us-gaap_ProfitLoss
Less: Noncontrolling interests in earnings of subsidiaries	4	15
Net earnings common stockholders	$ 525us-gaap_NetIncomeLoss	$ 462us-gaap_NetIncomeLoss
Basic earnings per share common stockholders	$ 0.76us-gaap_EarningsPerShareBasic	$ 0.65us-gaap_EarningsPerShareBasic
Diluted earnings per share common stockholders	$ 0.75us-gaap_EarningsPerShareDiluted	$ 0.65us-gaap_EarningsPerShareDiluted
Cash dividends per common share	$ 0.47	$ 0.43

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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