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Other Income/(Expense), Net
 3 Months Ended
Mar. 31, 2024
Other Net [Abstract]  
Other, Net Other Income/(Expense), Net
The components of Other income/(expense), net for the three months ended March 31 were as follows:
Three months ended
In millions20242023
Interest income$3.7 $4.4 
Foreign currency exchange loss(13.9)(6.6)
Other components of net periodic benefit credit/(cost)(2.7)(5.6)
Other activity, net
(12.1)(1.6)
Other income/(expense), net$(25.0)$(9.4)
Other income/(expense), net includes the results from activities other than core business operations such as interest income and foreign currency gains and losses on transactions that are denominated in a currency other than an entity’s functional currency. In addition, the Company includes the components of net periodic benefit credit/(cost) for pension and postretirement obligations other than the service cost component. Other activity, net includes several items including legacy legal matters, such as activities related to Murray Boiler LLC (Murray). Refer to Note 17, "Commitments and Contingencies," for more information regarding activities related to Murray.