Goodwill (Tables)

6 Months Ended

Mar. 31, 2014

Goodwill Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

						Electronics and
		Merchant		Tonnage		Performance
		Gases		Gases		Materials		Total
Balance at 30 September 2013	$	1,192.0	$	15.2	$	446.6	$	1,653.8
Currency translation and other		(39.5)		.3		(.6)		(39.8)
Balance at 31 March 2014	$	1,152.5	$	15.5	$	446.0	$	1,614.0