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VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
12 Months Ended
Jun. 30, 2016
Valuation and Qualifying Accounts [Abstract]  
VALUATION AND QUALIFYING ACCOUNTS AND RESERVES

VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Dollars in millions)

Column A   Column B   Column C   Column D   Column E
            Additions   Deductions        
Description   Balance at
beginning
of period
  Charged to
costs and
expenses
  Credited to
costs and
expenses
  Credited
to other
accounts
  Balance at
end
of period
Allowance for doubtful accounts                                    
       Year ended June 30, 2016   $ (4 )   $ (1 )   $ -   $ -   $ (5 )
       Year ended June 30, 2015     (3 )     (1 )     -     -     (4 )
       Year ended June 30, 2014     (5 )     -       2     -     (3 )
LIFO allowance                                    
       Year ended June 30, 2016   $ (34 )   $ (1 )   $ -   $ 3   $ (32 )
       Year ended June 30, 2015     (36 )     -       -     2     (34 )
       Year ended June 30, 2014     (40 )     -       3     1     (36 )
Valuation allowance on deferred tax assets                                    
       Year ended June 30, 2016   $        (34 )   $        (5 )   $        -   $        2   $        (37 )
       Year ended June 30, 2015     (51 )     (4 )     -     21     (34 )
       Year ended June 30, 2014     (36 )     (25 )     -     10     (51 )