Credit Quality of Long-term Receivables (Tables)

3 Months Ended

Mar. 31, 2014

Notes to Condensed Consolidated Financial Statements [Abstract]

Financing Receivable Credit Quality Indicators [Table Text Block]

(Dollars in millions)	March 31, 2014		December 31, 2013
Long-term trade accounts receivable	$	771	$	714
Notes and leases receivable	543		583
Total long-term receivables	$	1,314	$	1,297