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SUPPLEMENTAL CASH FLOW DISCLOSURES
12 Months Ended
Dec. 31, 2023
Supplemental Cash Flow Elements [Abstract]  
SUPPLEMENTAL CASH FLOW DISCLOSURES SUPPLEMENTAL CASH FLOW DISCLOSURES
 Year Ended December 31,
 202320222021
In millions   
Interest paid during the year$210 $179 $164 
Income taxes paid during the year, net of amount refunded$233 $157 $123 
Business acquisitions:   
Fair value of assets acquired$438 $128 $507 
Liabilities assumed82 38 68 
Non-controlling interest acquired— — (1)
Cash paid356 90 440 
Less: Cash acquired(48)(1)(5)
Net cash paid$308 $89 $435 
At December 31, 2023 and December 31, 2022, Wabtec had restricted cash of $5 million and $7 million, respectively, primarily from cash in escrow related to a 2022 acquisition.