Business Segment Information (Tables)

9 Months Ended

Jun. 30, 2019

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

	Industrial Gases – Americas		Industrial Gases – EMEA		Industrial Gases – Asia		Industrial Gases – Global			Corporate and other			Segment Total
Three Months Ended 30 June 2019
Sales		$955.3		$494.6		$679.4		$57.9			$36.8			$2,224.0
Operating income (loss)	262.2		123.4		231.4		(9.6		)	(41.3		)	566.1
Depreciation and amortization	126.3		47.8		87.9		2.2			4.9			269.1
Equity affiliates' income	21.7		18.8		14.9		1.0			—			56.4
Three Months Ended 30 June 2018
Sales		$948.7		$561.1		$623.8		$101.1			$24.3			$2,259.0
Operating income (loss)	237.1		118.8		185.5		19.8			(45.4		)	515.8
Depreciation and amortization	120.5		49.8		69.5		2.3			3.5			245.6
Equity affiliates' income	24.1		17.5		15.1		1.4			—			58.1

	Industrial Gases – Americas		Industrial Gases – EMEA		Industrial Gases – Asia		Industrial Gases – Global			Corporate and other			Segment Total
Nine Months Ended 30 June 2019
Sales		$2,936.2		$1,513.2		$1,931.6		$179.9			$74.8			$6,635.7
Operating income (loss)	737.0		351.5		632.9		(17.9		)	(136.9		)	1,566.6
Depreciation and amortization	376.8		140.4		252.7		6.3			13.0			789.2
Equity affiliates' income	62.1		45.8		44.9		2.7			—			155.5
Nine Months Ended 30 June 2018
Sales		$2,771.7		$1,638.6		$1,825.0		$335.8			$60.2			$6,631.3
Operating income (loss)	676.6		340.0		509.7		41.4			(135.8		)	1,431.9
Depreciation and amortization	360.6		149.6		188.9		5.8			8.6			713.5
Equity affiliates' income	59.6		41.7		44.7		2.1			—			148.1
Total Assets
30 June 2019		$5,896.6		$3,399.7		$6,357.6		$284.3			$3,593.7			$19,531.9
30 September 2018	5,904.0		3,280.4		5,899.5		240.1			3,854.3			19,178.3

Reconciliation of Segments to Consolidated Operating Income

Below is a reconciliation of segment total operating income to consolidated operating income:

	Three Months Ended					Nine Months Ended
	30 June					30 June
Operating Income	2019			2018		2019			2018
Segment total		$566.1			$515.8		$1,566.6			$1,431.9
Facility closure	—			—		(29.0		)	—
Cost reduction actions	(25.5		)	—		(25.5		)	—
Gain on exchange of equity affiliate investments	29.1			—		29.1			—
Consolidated Total		$569.7			$515.8		$1,541.2			$1,431.9

Reconciliation of Segments to Consolidated Equity Affiliates' Income (Loss)

Below is a reconciliation of segment total equity affiliates' income to consolidated equity affiliates' income:

	Three Months Ended				Nine Months Ended
	30 June				30 June
Equity Affiliates' Income	2019		2018		2019		2018
Segment total		$56.4		$58.1		$155.5		$148.1
Tax reform repatriation - equity method investment	—		—		—		(32.5		)
Consolidated Total		$56.4		$58.1		$155.5		$115.6