BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (Allowance for doubtful accounts, USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Allowance for doubtful accounts
Activity in the allowance for doubtful accounts
Balance, beginning of year	$ 53	$ 83	$ 48
Net charges to costs and expenses	30	5	56
Write-offs	(14)	(19)	(12)
Other	(8)	(16)	(9)
Balance, end of year	$ 61	$ 53	$ 83