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Acquisitions (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 30, 2016
Nov. 02, 2016
Feb. 26, 2016
Nov. 30, 2015
Dec. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Oct. 30, 2016
Apr. 03, 2016
Acquisition                  
Estimated useful lives           11 years 6 months      
Goodwill resulted through acquisition         $ 532.7 $ 532.7 $ 489.0 $ 493.4  
Redeemable financial instrument                  
Acquisition                  
Liability recorded at acquisition date fair value         $ 5.8 $ 5.8 $ 5.7    
Customer relationships                  
Acquisition                  
Estimated useful lives           11 years 8 months 12 days      
Technology                  
Acquisition                  
Estimated useful lives           9 years 1 month 6 days      
Trade name                  
Acquisition                  
Estimated useful lives           15 years 1 month 6 days      
PVI Riverside Holdings, Inc Member                  
Acquisition                  
Outstanding shares acquired (as a percent)   100.00%              
Aggregate consideration, net   $ 79.2              
Estimated useful lives           16 years 1 month 6 days      
Goodwill resulted through acquisition   39.1              
Purchase price allocated to intangible assets   31.0              
Goodwill deductible for tax purposes   6.9              
Accounts receivable   5.8              
Inventory   12.9              
Fixed assets   8.5              
Deferred tax assets   1.3              
Other assets   1.4              
Accounts payable   (2.7)              
Accrued expenses and other   8.5              
Deferred tax liability   $ (9.6)              
PVI Riverside Holdings, Inc Member | Customer relationships                  
Acquisition                  
Estimated useful lives   15 years       15 years      
Purchase price allocated to intangible assets   $ 17.6              
PVI Riverside Holdings, Inc Member | Technology                  
Acquisition                  
Estimated useful lives   10 years       10 years      
Purchase price allocated to intangible assets   $ 10.2              
PVI Riverside Holdings, Inc Member | Trade name                  
Acquisition                  
Estimated useful lives   20 years       20 years      
Purchase price allocated to intangible assets   $ 3.2              
Aerco Korea                  
Acquisition                  
Outstanding shares acquired (as a percent) 10.00%   50.00%            
Ownership interest acquired (as a percent) 10.00%       10.00%        
Aggregate consideration, net $ 0.8   $ 4.0            
Percentage of ownership before transaction     40.00%            
Aggregate ownership percentage         100.00% 100.00%      
Shares remaining to be acquired                 10.00%
Pre-tax gain on the previously held ownership interest                 $ 1.7
Liability recorded at acquisition date fair value     $ 0.8           $ 0.8
Goodwill resulted through acquisition 3.7   $ 3.3            
Purchase price allocated to intangible assets $ 1.6                
Aerco Korea | Customer relationships                  
Acquisition                  
Estimated useful lives     10 years     10 years      
Purchase price allocated to intangible assets     $ 1.6            
Apex                  
Acquisition                  
Outstanding shares acquired (as a percent)       80.00%          
Aggregate consideration, net       $ 20.4          
Shares remaining to be acquired       20.00%          
Estimated useful lives             13 years    
Number of years of closing       3 years          
Goodwill resulted through acquisition       $ 12.9          
Purchase price allocated to intangible assets       10.1          
Apex | Redeemable financial instrument                  
Acquisition                  
Liability recorded at acquisition date fair value       $ 5.5          
Apex | Customer relationships                  
Acquisition                  
Estimated useful lives       10 years     10 years    
Apex | Trade name                  
Acquisition                  
Estimated useful lives       15 years     15 years