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Note 12 - Debt (Tables)

12 Months Ended

Dec. 31, 2015

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

	December 31,
	2015			2014
Current portion of long-term debt and short-term borrowings
Current portion of long-term debt	$	91		$	36
Commercial paper		481
Total current portion of long-term debt and short-term borrowings	$	572		$	36
Long-term debt
Debentures, 8.875%, due 2016	$	64		$	66
Debentures, 1.45%, due 2017		250			250
Debentures, 1.5%, due 2018		375
Debentures, 6.625%, due 2019		246			243
Debentures, 4.25%, due 2020		291			287
Debentures, 8.875%, due 2021		68			69
Debentures, 2.9%, due 2022		374
Debentures, 3.70%, due 2023		249			249
Medium-term notes, average rate 7.66%, due through 2023		45			45
Debentures, 7.00%, due 2024		99			99
Debentures, 6.85%, due 2029		169			170
Debentures, callable, 7.25%, due 2036		249			249
Debentures, 4.70%, due 2037		250			250
Debentures, 5.75%, due 2040		398			398
Debentures, 4.75%, due 2042		499			499
Other, average rate 5.02%, due through 2042		375			389
Total long-term debt		4,001			3,263
Less current portion of long-term debt		91			36
Long-term debt	$	3,910		$	3,227

Schedule of Maturities of Long-term Debt [Table Text Block]

	2016		2017		2018		2019		2020		Thereafter
	$572		$257		$378		$253		$304		$2,713

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

+ References

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- Definition

Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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