Quarterly report pursuant to Section 13 or 15(d)

Business Acquisitions (Details)

v3.8.0.1
Business Acquisitions (Details)
€ in Millions, $ in Millions
Feb. 01, 2016
USD ($)
Oct. 02, 2015
USD ($)
Oct. 02, 2015
EUR (€)
Dec. 31, 2017
USD ($)
Sep. 30, 2017
USD ($)
Dec. 19, 2014
USD ($)
ABEL Pumps LP and Abel GmbH & Co. KG [Member]            
Business Acquisition [Line Items]            
Payments to Acquire Businesses, Gross | €     € 95      
Goodwill, Acquired During Period   $ 36.0        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles   58.0        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets   14.0        
Red Valve Company, Inc. [Member] [Domain]            
Business Acquisition [Line Items]            
Payments to Acquire Businesses, Gross $ 130.4          
Goodwill, Acquired During Period 59.0          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 61.0          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets 10.0          
$900 revolving credit facility (excluding outstanding letters of credit)            
Business Acquisition [Line Items]            
Line of Credit Facility, Maximum Borrowing Capacity       $ 569.2   $ 700.0
Term loan            
Business Acquisition [Line Items]            
Debt Instrument, Face Amount         $ 180.0 $ 180.0
Technology [Member] | ABEL Pumps LP and Abel GmbH & Co. KG [Member]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles   9.0        
Technology [Member] | Red Valve Company, Inc. [Member] [Domain]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 8.0          
Trade Names [Member] | ABEL Pumps LP and Abel GmbH & Co. KG [Member]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles   5.0        
Trade Names [Member] | Red Valve Company, Inc. [Member] [Domain]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 4.0          
Order or Production Backlog [Member] | ABEL Pumps LP and Abel GmbH & Co. KG [Member]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles   3.0        
Order or Production Backlog [Member] | Red Valve Company, Inc. [Member] [Domain]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 1.0          
Customer Relationships [Member] | ABEL Pumps LP and Abel GmbH & Co. KG [Member]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles   $ 41.0        
Customer Relationships [Member] | Red Valve Company, Inc. [Member] [Domain]            
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles $ 48.0