XML 54 R43.htm IDEA: XBRL DOCUMENT v3.21.1
Acquisitions - Narrative (Details) - USD ($)
1 Months Ended 3 Months Ended
Jan. 31, 2020
Aug. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Business Acquisition [Line Items]        
Payments to Acquire Businesses, Net of Cash Acquired     $ 0 $ 172,000,000.0
Acquisition-related and integration charges     $ 0 $ 5,200,000
I&S (acquisition)        
Business Acquisition [Line Items]        
Payments to Acquire Businesses, Gross $ 172,300,000      
Debt instrument, face amount 100,000,000      
Proceeds from Lines of Credit $ 67,000,000      
Working Capital Adjustment   $ 3,100,000    
Payments to Acquire Businesses, Net of Cash Acquired   $ 169,200,000    
Trademarks and Trade Names | I&S (acquisition)        
Business Acquisition [Line Items]        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 13 years      
Customer Relationships | I&S (acquisition)        
Business Acquisition [Line Items]        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 14 years