v3.26.1
Affiliated Companies (Tables)
 6 Months Ended
Jun. 30, 2026
Equity Method Investments and Joint Ventures [Abstract]  
Schedule of Aggregate Carrying Amount and Amounts Due to Affiliates in the Condensed Consolidated Balance Sheets and Company's Affiliate Transactions
The following table summarizes the aggregate carrying amounts of our investments in affiliated companies that are accounted for under the equity method and our investments in affiliated companies that are not accounted for under the equity method:
June 30,December 31,
($ in millions)20262025
Aggregate carrying value of investments in affiliated companies:
   Equity method affiliates$207.1 $208.3 
   Non-equity method affiliates0.6 4.0 
Total investments in affiliated companies$207.7 $212.3 
The following table summarizes the amounts due to and from affiliates in the condensed consolidated balance sheets:
June 30,December 31,
($ in millions)20262025
Payables due to affiliates$27.2 $26.2 
Receivables due from affiliates$2.7 $2.0 
The following table summarizes the Company's affiliate transactions:
Three Months Ended
June 30,		Six Months Ended
June 30,
($ in millions)2026202520262025
Purchases from (and payments to) affiliates$34.3 $30.2 $68.3 $57.9 
Sales to affiliates$4.5 $2.8 $7.7 $6.0