Business Segment And Geographic Information (Tables)

12 Months Ended

Sep. 30, 2011

Business Segment And Geographic Information [Abstract]

Segment Revenue From External Customers

Sales to External Customers	2011		2010		2009
Merchant Gases		$4,073.2		$3,718.3		$3,610.6
Tonnage Gases		3,316.7		2,930.8		2,573.6
Electronics and Performance Materials		2,291.5		1,904.7		1,582.2
Equipment and Energy		400.6		472.2		489.8
Segment and Consolidated Totals		$10,082.0		$9,026.0		$8,256.2

Segment Operating Income

Operating Income	2011			2010			2009
Merchant Gases		$759.8			$729.4			$661.2
Tonnage Gases		503.1			444.2			399.6
Electronics and Performance Materials		361.1			251.8			101.6
Equipment and Energy		62.8			67.3			42.2
Segment total		$1,686.8			$1,492.7			$1,204.6
Global cost reduction plan (A)		—			—			(298.2	)
Net loss on Airgas transaction		(48.5	)		(96.0	)		—
Customer bankruptcy and asset actions		—			6.4			(32.1	)
Pension settlement		—			(11.5	)		(10.7	)
Other		(16.1	)		(2.6	)		(17.3	)
Consolidated Total		$1,622.2			$1,389.0			$846.3

^(A) Information about how this charge related to the businesses at the segment level is discussed in Note 5, Global Cost Reduction Plan.

Segment Reporting Depreciation And Amortization

Depreciation and Amortization	2011		2010		2009
Merchant Gases		$396.6		$377.9		$372.3
Tonnage Gases		310.9		303.0		272.2
Electronics and Performance Materials		154.9		169.0		178.2
Equipment and Energy		11.0		12.7		15.9
Segment total		$873.4		$862.6		$838.6
Other		.5		.8		1.7
Consolidated Total		$873.9		$863.4		$840.3

Segment Reporting Equity Affiliates' Income

Equity Affiliates' Income	2011		2010		2009
Merchant Gases		$134.6		$104.3		$98.3
Other segments		19.7		22.6		13.9
Segment and Consolidated Totals		$154.3		$126.9		$112.2

Segment Reporting Total Assets

Total Assets	2011		2010		2009
Merchant Gases		$5,892.1		$5,824.7		$5,630.8
Tonnage Gases		4,581.8		3,958.1		3,672.0
Electronics and Performance Materials		2,560.7		2,336.1		2,299.1
Equipment and Energy		357.5		362.7		333.8
Segment total		$13,392.1		$12,481.6		$11,935.7
Other		898.6		1,024.3		1,093.4
Consolidated Total		$14,290.7		$13,505.9		$13,029.1

Segment Investment In And Advances To Equity Affiliates

Investment in and Advances to Equity Affiliates	2011		2010		2009
Merchant Gases		$800.4		$749.4		$713.8
Other segments		211.2		163.4		154.3
Segment and Consolidated Totals		$1,011.6		$912.8		$868.1

Segment Identifiable Assets Information

Identifiable Assets	2011		2010		2009
Merchant Gases		$5,091.7		$5,075.3		$4,917.0
Tonnage Gases		4,464.3		3,876.4		3,597.8
Electronics and Performance Materials		2,488.9		2,275.8		2,249.5
Equipment and Energy		335.6		341.3		303.3
Segment total		$12,380.5		$11,568.8		$11,067.6
Other		898.6		1,024.3		1,093.4
Consolidated Total		$13,279.1		$12,593.1		$12,161.0

Segment Expenditures For Long-Lived Assets

Expenditures for Long Lived Assets (A)	2011		2010		2009
Merchant Gases		$432.9		$311.5		$510.8
Tonnage Gases		669.9		557.2		532.1
Electronics and Performance Materials		196.0		139.0		125.4
Equipment and Energy		45.9		22.4		9.8
Segment total		$1,344.7		$1,030.1		$1,178.1
Other		7.0		.8		1.0
Consolidated Total		$1,351.7		$1,030.9		$1,179.1

^(A) Includes plant and equipment

Geographic Information - Revenue From External Customers

Sales to External Customers	2011		2010		2009
United States		$4,423.8		$4,110.2		$3,779.8
Canada		297.0		260.3		238.6
Europe		3,002.1		2,819.7		2,765.1
Asia		2,122.1		1,621.0		1,294.2
Latin America/other		237.0		214.8		178.5
		$10,082.0		$9,026.0		$8,256.2

Geographic Information - Long-Lived Assets

Long Lived Assets (A)	2011		2010		2009
United States		$3,099.2		$2,968.0		$2,987.1
Canada		566.1		608.8		535.2
Europe		1,833.7		1,711.1		1,766.8
Asia		1,786.2		1,658.4		1,462.3
Latin America/other		126.8		105.0		108.2
		$7,412.0		$7,051.3		$6,859.6

^(A) Long lived assets include plant and equipment, net.