Intangible Assets and Goodwill Goodwill (Details) - USD ($)	3 Months Ended	9 Months Ended
	Jun. 30, 2019	Jun. 30, 2019	Jun. 30, 2018	Sep. 30, 2018
Goodwill [Line Items]
Goodwill, Impairment Loss			$ 58,800,000
Goodwill	$ 586,800,000	$ 586,800,000		$ 581,900,000
Goodwill, Purchase Accounting Adjustments		8,800,000
Goodwill, Foreign Currency Translation Gain (Loss)	(3,900,000)
Process Equipment Group
Goodwill [Line Items]
Goodwill	578,500,000	578,500,000		573,600,000
Goodwill, Purchase Accounting Adjustments		8,800,000
Goodwill, Foreign Currency Translation Gain (Loss)	(3,900,000)
Batesville Services Inc [Member]
Goodwill [Line Items]
Goodwill	8,300,000	8,300,000		$ 8,300,000
Goodwill, Purchase Accounting Adjustments		$ 0
Goodwill, Foreign Currency Translation Gain (Loss)	$ 0