DEBT (Secured Receivables Credit Facility) (Narrative) (Details) (USD $) In Millions, unless otherwise specified				12 Months Ended
	Dec. 31, 2012 Line of Credit [Member]	Dec. 31, 2012 Secured Receivables Credit Facility [Member]	Dec. 31, 2011 Secured Receivables Credit Facility [Member]	Dec. 31, 2012 Secured Receivables Credit Facility [Member] Back Up Credit Facility One [Member]	Dec. 31, 2012 Secured Receivables Credit Facility [Member] Back Up Credit Facility Two [Member]
Debt Instrument [Line Items]
Credit facility capacity	$ 85	$ 525		$ 275	$ 250
Expiration date				Dec. 06, 2013	Dec. 06, 2013
Credit facility borrowing rate		0.97%	1.02%