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Property and Equipment
 12 Months Ended
Dec. 31, 2023
Property, Plant and Equipment [Abstract]  
Property and Equipment PROPERTY AND EQUIPMENT
Property and equipment, at cost, consisted of the following (in millions): 
 December 31,
 20222023
Gross property and equipment (1):
Land and buildings$91,650 $105,293 
Equipment157,458 185,039 
Other assets4,602 5,116 
Construction in progress30,020 28,840 
Gross property and equipment283,730 324,288 
Total accumulated depreciation and amortization (1)97,015 120,111 
Total property and equipment, net$186,715 $204,177 
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(1)Includes the original cost and accumulated depreciation of fully-depreciated assets.
Depreciation and amortization expense on property and equipment was $22.9 billion, $24.9 billion, and $30.2 billion which includes amortization of property and equipment acquired under finance leases of $9.9 billion, $6.1 billion, and $5.9 billion for 2021, 2022, and 2023.