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Variable Interest Entities (Tables)
3 Months Ended
Mar. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Variable Interest Entities The carrying amounts and classification of assets and liabilities for variable interest entities in our Condensed Consolidated Balance Sheet are as follows:
(dollars in millions)March 31, 2021December 31, 2020
Current assets$7,670 $6,652 
Noncurrent assets853 868 
Total assets$8,523 $7,520 
Current liabilities$8,372 $7,365 
Noncurrent liabilities83 89 
Total liabilities$8,455 $7,454