Segment and Geographical Information - Segment adjusted EBITDA to consolidated net income (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Segment and Geographical Information
Interest income	$ 1.0	$ 0.8	$ 0.6
Interest expense	23.8	23.3	24.0
Income tax expense	49.1	48.7	28.3
Depreciation and amortization	54.3	58.4	89.4
Business acquisition costs	3.6	8.4	16.0
Inventory step-up	0.0	0.0	21.8
Restructuring	7.5	5.5	2.8
Litigation	0.5	20.8	0.2
Pension Settlement	17.7	0.0	0.0
Other	0.0	0.0	0.2
Consolidated net income	113.2	111.2	65.4
Corporate
Segment and Geographical Information
Adjusted EBITDA	(37.3)	(25.7)	(29.9)
Depreciation and amortization	1.3	1.0	0.4
Process Equipment Group Segment | Operating Segments
Segment and Geographical Information
Adjusted EBITDA	160.5	150.4	116.4
Depreciation and amortization	37.2	41.9	71.1
Batesville Segment | Operating Segments
Segment and Geographical Information
Adjusted EBITDA	145.5	150.8	161.0
Depreciation and amortization	$ 15.8	$ 15.5	$ 17.9