Note 14: Credit Quality of Long-Term Receivables (Tables)

12 Months Ended

Dec. 31, 2011

Notes to Consolidated Financial Statements [Abstract]

Allowance for Credit Losses on Financing Receivables Table [Text Block]

(Dollars in millions)
Beginning balance of the reserve for credit losses and exposure as of January 1, 2011	$	42
Provision		25
Charge-offs		-
Recoveries		(9)
Other		12
Ending balance of the reserve for credit losses and exposure: individually evaluated for impairment as of December 31, 2011	$	70
Ending balance of long-term receivables: individually evaluated for impairment as of December 31, 2011	$	569
Ending balance of the reserve for credit losses and exposure: individually evaluated for impairment as of December 31, 2010	$	42
Ending balance of long-term receivables: individually evaluated for impairment as of December 31, 2010	$	614

Financing Receivable Credit Quality Indicators Table [Text Block]

(Dollars in millions)	December 31, 2011		December 31, 2010
Long-term trade accounts receivable	$	204	$	198
Notes and leases receivable		365		416
Total long-term receivables	$	569	$	614

		December 31, 2011				December 31, 2010
(Dollars in millions)		Long-term trade accounts receivable		Notes and leases receivable		Long-term trade accounts receivable		Notes and leases receivable
A - (low risk, collateralized/uncollateralized)		$	201	$	-	$	193	$	-
B - (moderate risk, collateralized/uncollateralized)			3		295		5		336
C - (high risk, collateralized/uncollateralized)			-		70		-		80
D - (in default, uncollateralized)			-		-		-		-
	Total	$	204	$	365	$	198	$	416