Note 26 - Reorganization Items, Net (Details) $ in Millions	8 Months Ended
Aug. 31, 2013 USD ($)
Liabilities Subject To Compromise [Member]
Note 26 - Reorganization Items, Net (Details) [Line Items]
Reorganization Items	$ 84

Total amount of reorganization items.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=34712771&loc=d3e56145-112766

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 45
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=49172455&loc=d3e55730-112764

Name:	us-gaap_ReorganizationItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration