Acquisitions - Narrative (Details) € in Millions, $ in Millions				3 Months Ended
	Oct. 01, 2015 USD ($)	Jul. 31, 2015 USD ($)	Jul. 31, 2015 EUR (€)	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)
Business Acquisition [Line Items]
Cash payments to acquire businesses				$ 3.2	$ 0.0
A&B Process Systems
Business Acquisition [Line Items]
Consideration paid to acquire business	$ 103.0
Contingent consideration	3.0
Working capital adjustment	0.1
Purchase accounting adjustment, goodwill				1.8
A&B Process Systems | Earnout
Business Acquisition [Line Items]
Contingent consideration	$ 3.0
A&B Process Systems | Customer relationship
Business Acquisition [Line Items]
Purchase accounting adjustment, intangible assets				0.9
Intangible assets, useful life	8 years
A&B Process Systems | Tradename
Business Acquisition [Line Items]
Purchase accounting adjustment, intangible assets				0.4
Intangible assets, useful life	14 years
A&B Process Systems | Technological know-how - skidded systems
Business Acquisition [Line Items]
Purchase accounting adjustment, intangible assets				0.2
Intangible assets, useful life	6 years
A&B Process Systems | Technological know-how - tanks and vessels
Business Acquisition [Line Items]
Intangible assets, useful life	9 years
A&B Process Systems | Backlog
Business Acquisition [Line Items]
Purchase accounting adjustment, intangible assets				0.1
Intangible assets, useful life	6 months
A&B Process Systems | Noncompete agreements
Business Acquisition [Line Items]
Purchase accounting adjustment, intangible assets				$ 0.1
Intangible assets, useful life	5 years
Stork Food Dairy Systems BV
Business Acquisition [Line Items]
Cash payments to acquire businesses		$ 50.7	€ 46.2
Cash acquired from acquisition		$ 1.1	€ 1.0
Stork Food Dairy Systems BV | Customer relationship
Business Acquisition [Line Items]
Intangible assets, useful life		15 years	15 years
Stork Food Dairy Systems BV | Tradename
Business Acquisition [Line Items]
Intangible assets, useful life		17 months	17 months
Stork Food Dairy Systems BV | Patents
Business Acquisition [Line Items]
Intangible assets, useful life		7 years	7 years