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Acquisitions - Narrative (Details) - USD ($)
$ in Millions
Aug. 03, 2020
Jan. 17, 2020
Wieland-Kessler LLC Asset Acquisition [Member]    
Business Acquisition [Line Items]    
Payments for asset acquisition $ 57.2  
Asset acquisition, fair value of assets acquired 26.0  
Asset acquisition, goodwill and intangible assets $ 31.2  
Shoals Tubular, Inc. [Member]    
Business Acquisition [Line Items]    
Consideration transferred net of working capital adjustments   $ 15.4
Cash portion of acquisition price   15.4
Fair value of assets acquired   6.2
Fair value of property, plant and equipment acquired   3.7
Fair value of inventories acquired   1.8
Fair value of accounts receivable acquired   0.7
Fair value of liabilities acquired   0.2
Tax-deductible goodwill   $ 9.4