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CONTRACT ASSETS AND LIABILITIES (Tables)
 6 Months Ended
Jun. 24, 2018
Revenue from Contract with Customer [Abstract]  
Summary of Contract Assets and Liabilities
Contract assets and contract liabilities were as follows (in millions):
 
 
June 24,
2018
 
December 31,
2017
Contract assets
 
$
9,281

 
 
$
7,992

 
Contract liabilities
 
$
6,413

 
 
$
7,028