XML 37 R27.htm IDEA: XBRL DOCUMENT v3.8.0.1
Acquisitions (Details) - USD ($)
$ in Thousands
Nov. 01, 2017
May 01, 2017
Mar. 31, 2018
Dec. 31, 2017
Business Acquisition        
Goodwill     $ 67,424 $ 67,424
Carolina Meter        
Business Acquisition        
Total purchase consideration $ 6,200      
Cash payment 2,000      
Pre-existing receivables acquired $ 4,200      
Receivables       600
Inventory       300
Intangibles       3,300
Goodwill       $ 2,000
Carolina Meter | Customer Relationships        
Business Acquisition        
Estimated average useful life 12 years      
D-Flow        
Business Acquisition        
Cash payment   $ 23,200    
Receivables   300    
Inventory   600    
Intangibles   10,900    
Goodwill   $ 16,100    
Outstanding common stock acquired (as a percent)   100.00%    
Payments anticipated to be made within eighteen months of the purchase date   $ 5,400    
Machinery and equipment   200    
Liabilities assumed as part of the acquisition   $ 4,900