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Note 11 - Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	3 Months Ended	6 Months Ended			0 Months Ended	6 Months Ended
	Jun. 17, 2013	Jun. 30, 2012	Jun. 30, 2012	Jun. 30, 2013	Sep. 30, 2012	Jun. 17, 2013 Historical [Member]	Jun. 30, 2013 Historical [Member]	Jun. 30, 2012 Surety Bond [Member]	Jun. 30, 2012 Junior DIP Facility [Member]	Jun. 30, 2012 Bank Guarantee and Letter of Credit [Member]	Jun. 30, 2012 Cash and Investment In Trust [Member]
Note 11 - Commitments and Contingencies (Details) [Line Items]
Litigation Settlement, Amount	$ 49	$ (5)	$ (1)
Environmental Expense and Liabilities						99	99
Percentage of Liability Above $99 Million	50.00%			50.00%
Assets Held-in-trust				23
SiteContingencyNumberOfSitesWithHazardousSubstances					8
Guarantor Obligations, Maximum Exposure, Undiscounted				34				25	128	11	33
Loss Contingency, Estimate of Possible Loss		$ 62	$ 62

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- Definition

No authoritative reference available.

+ References

No definition available.

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- Definition

The total number of sites with hazardous material located on them.

+ References

No definition available.

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- Definition

The total amount of cash and securities held by third party trustees pursuant to terms of debt instruments or other agreements as of the date of each statement of financial position presented, which can be used by the trustee only to pay the noncurrent portion of specified obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(b))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

The adjustment to exclude the noncash portion of, and include cash payments for environmental costs when calculating operating cash flows under the indirect method. The adjustment can include the increase (decrease) during an accounting period in total estimated obligations recorded for probable future loss attributable to environmental contamination issues.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)(1)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

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Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

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