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Variable Interest Entities (Tables)
6 Months Ended
Jun. 30, 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)June 30, 2021December 31, 2020
Current assets$5,989 $6,652 
Noncurrent assets834 868 
Total assets$6,823 $7,520 
Current liabilities$7,002 $7,365 
Noncurrent liabilities61 89 
Total liabilities$7,063 $7,454