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Property, Plant and Equipment, Net
 12 Months Ended
Dec. 30, 2023
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, Net Property, Plant and Equipment, Net
Our Manufacturing group’s property, plant and equipment, net is composed of the following:
(Dollars in millions)Useful Lives
(in years)		December 30,
2023		December 31,
2022
Land, buildings and improvements2-40$2,229 $2,140 
Machinery and equipment1-205,495 5,467 
7,724 7,607 
Accumulated depreciation and amortization(5,247)(5,084)
Total$2,477 $2,523 
The Manufacturing group’s depreciation expense totaled $353 million, $340 million and $325 million in 2023, 2022 and 2021, respectively.