Business Segment Information (Tables)

3 Months Ended

Dec. 31, 2018

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 31 December 2018
Sales		$989.2		$524.2		$626.8		$68.2		$15.6			$2,224.0
Operating income (loss)	219.2		105.6		201.8		3.9		(46.5		)	484.0
Depreciation and amortization	125.6		46.3		79.9		2.1		4.1			258.0
Equity affiliates' income	22.6		13.7		16.2		.4		—			52.9
Three Months Ended 31 December 2017
Sales		$909.8		$515.9		$643.6		$133.0		$14.3			$2,216.6
Operating income (loss)	217.2		104.5		175.5		9.5		(46.0		)	460.7
Depreciation and amortization	117.8		49.1		56.8		1.6		2.6			227.9
Equity affiliates' income	18.6		13.1		14.2		.4		—			46.3
Total Assets
31 December 2018		$5,859.6		$3,214.6		$6,037.0		$255.4		$3,775.4			$19,142.0
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
	31 December
Operating Income	2018			2017
Segment total		$484.0			$460.7
Facility closure	(29.0		)	—
Consolidated Total		$455.0			$460.7

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
	31 December
Equity Affiliates' Income	2018		2017
Segment total		$52.9		$46.3
Tax reform repatriation - equity method investment	—		(32.5		)
Consolidated Total		$52.9		$13.8