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ACCUMULATED OTHER COMPREHENSIVE LOSS (Details 2) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Reclassifications out of AOCL to net earnings    
Net earnings $ (23) $ 22
Amount Reclassified from AOCL | Amount Reclassified from AOCL
   
Reclassifications out of AOCL to net earnings    
Amortization of prior-service costs 1  
Amortization of actuarial losses (7)  
Net earnings $ (6)