| REVENUE RECOGNITION DISAGGREGATION OF REVENUES REVENUE RECOGNITION DISAGGREGATION OF REVENUES (Tables)
 | 12 Months Ended | 
| Dec. 31, 2022 | 
|---|
| Disaggregation of Revenue [Line Items] |  | 
| Revenue from External Customers by Geographic Areas | The table below presents our consolidated sales by geographic area. Net sales attributed to geographic areas were based on the location of the customer.  
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|  |  | Years ended December 31, |  |  |  |  |  
| In millions |  | 2022 |  | 2021 |  | 2020 |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  
| United States |  | $ | 15,552 |  |  | $ | 12,489 |  |  | $ | 10,605 |  |  |  |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  
| China |  | 2,390 |  |  | 3,169 |  |  | 2,832 |  |  |  |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  
| India |  | 1,392 |  |  | 1,133 |  |  | 680 |  |  |  |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  
| Other international |  | 8,740 |  |  | 7,230 |  |  | 5,694 |  |  |  |  |  |  
| Total net sales |  | $ | 28,074 |  |  | $ | 24,021 |  |  | $ | 19,811 |  |  |  |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  
|  |  |  |  |  |  |  |  |  |  |  |  | 
| Engine |  | 
| Disaggregation of Revenue [Line Items] |  | 
| Revenue from External Customers by Market | Engine segment external sales by market were as follows: 
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
|  |  |  |  |  |  |  |  
|  |  | Years ended December 31, |  
| In millions |  | 2022 |  | 2021 |  | 2020 |  
| Heavy-duty truck |  | $ | 2,995 |  |  | $ | 2,511 |  |  | $ | 1,800 |  |  
| Medium-duty truck and bus |  | 2,412 |  |  | 1,978 |  |  | 1,629 |  |  
| Light-duty automotive |  | 1,704 |  |  | 1,845 |  |  | 1,441 |  |  
| Total on-highway |  | 7,111 |  |  | 6,334 |  |  | 4,870 |  |  
| Off-highway |  | 1,088 |  |  | 1,255 |  |  | 1,055 |  |  
| Total sales |  | $ | 8,199 |  |  | $ | 7,589 |  |  | $ | 5,925 |  |  
|  |  |  |  |  |  |  |  | 
| Components |  | 
| Disaggregation of Revenue [Line Items] |  | 
| Revenue from External Customers by Products and Services | Components segment external sales by business were as follows: 
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|  |  |  |  |  |  |  |  
|  |  | Years ended December 31, |  
| In millions |  | 2022 |  | 2021 |  | 2020 |  
| Emission solutions |  | $ | 3,086 |  |  | $ | 3,142 |  |  | $ | 2,352 |  |  
| Axles and brakes |  | 1,879 |  |  | — |  |  | — |  |  
| Filtration |  | 1,259 |  |  | 1,171 |  |  | 1,005 |  |  
| Turbo technologies |  | 806 |  |  | 787 |  |  | 673 |  |  
| Automated transmissions |  | 593 |  |  | 481 |  |  | 303 |  |  
| Electronics and fuel systems |  | 224 |  |  | 351 |  |  | 317 |  |  
| Total sales |  | $ | 7,847 |  |  | $ | 5,932 |  |  | $ | 4,650 |  |  
|  |  |  |  |  |  |  |  | 
| Distribution |  | 
| Disaggregation of Revenue [Line Items] |  | 
| Revenue from External Customers by Geographic Areas | Distribution segment external sales by region were as follows: 
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
|  |  |  |  |  |  |  |  
|  |  | Years ended December 31, |  
| In millions |  | 2022 |  | 2021 |  | 2020 |  
| North America |  | $ | 5,948 |  |  | $ | 4,902 |  |  | $ | 4,688 |  |  
| Asia Pacific |  | 1,011 |  |  | 901 |  |  | 799 |  |  
| Europe |  | 705 |  |  | 647 |  |  | 597 |  |  
| China |  | 351 |  |  | 323 |  |  | 340 |  |  
| Africa and Middle East |  | 227 |  |  | 259 |  |  | 198 |  |  
| Commonwealth of Independent States |  | 232 |  |  | 334 |  |  | 191 |  |  
| India |  | 217 |  |  | 194 |  |  | 150 |  |  
| Latin America |  | 210 |  |  | 182 |  |  | 147 |  |  
| Total sales |  | $ | 8,901 |  |  | $ | 7,742 |  |  | $ | 7,110 |  |  
|  |  |  |  |  |  |  |  | 
| Revenue from External Customers by Products and Services | Distribution segment external sales by product line were as follows: 
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|  |  |  |  |  |  |  |  
|  |  | Years ended December 31, |  
| In millions |  | 2022 |  | 2021 |  | 2020 |  
| Parts |  | $ | 3,809 |  |  | $ | 3,136 |  |  | $ | 2,921 |  |  
| Engines |  | 1,770 |  |  | 1,493 |  |  | 1,245 |  |  
| Power generation |  | 1,767 |  |  | 1,754 |  |  | 1,686 |  |  
| Service |  | 1,555 |  |  | 1,359 |  |  | 1,258 |  |  
| Total sales |  | $ | 8,901 |  |  | $ | 7,742 |  |  | $ | 7,110 |  |  
|  |  |  |  |  |  |  |  | 
| Power Systems |  | 
| Disaggregation of Revenue [Line Items] |  | 
| Revenue from External Customers by Products and Services | Power Systems segment external sales by product line were as follows: 
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|  |  |  |  |  |  |  |  
|  |  | Years ended December 31, |  
| In millions |  | 2022 |  | 2021 |  | 2020 |  
| Power generation |  | $ | 1,658 |  |  | $ | 1,481 |  |  | $ | 1,155 |  |  
| Industrial |  | 843 |  |  | 820 |  |  | 638 |  |  
| Generator technologies |  | 450 |  |  | 349 |  |  | 262 |  |  
| Total sales |  | $ | 2,951 |  |  | $ | 2,650 |  |  | $ | 2,055 |  |  
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