v3.26.1
Acquisitions - Summary of Preliminary Fair Values of Assets Acquired and Liabilities Assumed (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Feb. 13, 2026
Dec. 31, 2025
Business Combination [Line Items]      
Goodwill $ 164.4   $ 161.5
Olympic Merger Agreement [Member]      
Business Combination [Line Items]      
Cash and cash equivalents   $ 32.2  
Receivables   200.2  
Inventories   454.4  
Prepaid expenses and other current assets   6.9  
Property, plant, and equipment   332.6  
Operating lease assets   37.0  
Other intangible assets   30.0  
Goodwill   2.9  
Deferred charges and other assets   24.9  
Total identifiable assets acquired   1,121.1  
Accounts payable   (168.4)  
Salaries, wages, and commissions   (30.4)  
Other accrued liabilities   (10.9)  
Operating lease liabilities   (36.6)  
Deferred employee benefits   (23.8)  
Deferred income taxes   (4.4)  
Other noncurrent liabilities   (9.3)  
Total liabilities assumed   (283.8)  
Net identifiable assets acquired   $ 837.3