Note 25 - Fresh Start Accounting (Details) - Cumulative Impact of the Reorganization Adjustments (USD $) In Millions, unless otherwise specified	0 Months Ended
	Sep. 03, 2013		Dec. 31, 2014	Dec. 31, 2013
Note 25 - Fresh Start Accounting (Details) - Cumulative Impact of the Reorganization Adjustments [Line Items]
Emergence and success fees paid at emergence	$ 9
Net impact to Retained earnings (deficit)			(204)	(81)
Reorganization Adjustments [Member]
Note 25 - Fresh Start Accounting (Details) - Cumulative Impact of the Reorganization Adjustments [Line Items]
Gain on settlement of liabilities subject to compromise	2,021
Fair value of shares issued to Backstop Parties and employees	(25)
Write-off of unamortized debt discounts and debt issuance costs	(14)
Success fees accrued at emergence	(13)
Emergence and success fees paid at emergence	(9)
Write-off of deferred equity issuance costs	(3)
Net gain on reoganization adjustments	1,957
Cancellation of Predecessor Company equity	(3,628)
Net impact to Retained earnings (deficit)	$ (1,671)	[1]

[1] Reflects the cumulative impact of the reorganization adjustments discussed above: