Note 22 - Condensed Combined Debtor-In-Possession Financial Information (Details) - Debtors’ Statement Of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Note 22 - Condensed Combined Debtor-In-Possession Financial Information (Details) - Debtors’ Statement Of Cash Flows [Line Items]
Net earnings (loss) attributable to debtor entities	$ 59	$ (665)
Adjustments to reconcile to net cash used in operating activities:
Loss from discontinued operations, net of income taxes	57	70
Depreciation and amortization	79	109
Gain on sales of businesses/assets	(569)	(1)
Loss on early extinguishment of debt	6	7
Non-cash restructuring costs, asset impairments and other charges	81	5
Provision for deferred income taxes	67	17
Decrease in receivables	61	113
Decrease in inventories	(13)	(16)
(Decrease) increase in liabilities excluding borrowings	(325)	49
Other items, net	43	(53)
Total adjustments	(422)	505
Net cash used in continuing operations	(363)	(160)
Net cash used in discontinued operations	(55)	8
Net cash used in operating activities	(418)	(152)
Cash flows from investing activities:
Additions to properties	(17)	(16)
Proceeds from sales of businesses/assets	(537)	(7)
Marketable securities - sales	18	60
Marketable securities - purchases	(17)	(58)
Net cash provided by (used in) continuing operations	521	(7)
Net cash provided by discontinued operations	(5)	9
Net cash provided by investing activities	516	2
Cash flows from financing activities:
Reorganization items	192	248
Net cash (used in) provided by financing activities	(218)	553
Net (decrease) increase in cash and cash equivalents	(120)	396
Cash and cash equivalents, beginning of period	1,135	861
Cash and cash equivalents, end of period	1,015	1,257
Debtor's Statement of Cash Flows [Member] | Original Senior DIP Credit Agreement [Member]
Cash flows from financing activities:
Repayment of term loans under DIP Credit Agreement	(664)	(134)
Debtor's Statement of Cash Flows [Member] | Junior DIP Credit Agreement Term Loan [Member]
Cash flows from financing activities:
Repayment of term loans under DIP Credit Agreement	(4)
Debtor's Statement of Cash Flows [Member]
Note 22 - Condensed Combined Debtor-In-Possession Financial Information (Details) - Debtors’ Statement Of Cash Flows [Line Items]
Net earnings (loss) attributable to debtor entities	129	(666)
Adjustments to reconcile to net cash used in operating activities:
Loss from discontinued operations, net of income taxes	45	84
Depreciation and amortization	55	66
Gain on sales of businesses/assets	(535)	(1)
Loss on early extinguishment of debt	6	7
Non-cash restructuring costs, asset impairments and other charges	80	5
Non-cash reorganization items, net	91	205
Provision for deferred income taxes	3	28
Decrease in receivables	13	28
Decrease in inventories	9	10
(Decrease) increase in liabilities excluding borrowings	(214)	149
Other items, net	(51)	(21)
Total adjustments	(498)	560
Net cash used in continuing operations	(369)	(106)
Net cash used in discontinued operations	(8)	(75)
Net cash used in operating activities	(377)	(181)
Cash flows from investing activities:
Additions to properties	(7)	(11)
Proceeds from sales of businesses/assets	537	4
Marketable securities - sales	18	60
Marketable securities - purchases	(16)	(58)
Net cash provided by (used in) continuing operations	532	(5)
Net cash provided by discontinued operations		20
Net cash provided by investing activities	532	15
Cash flows from financing activities:
Proceeds from DIP credit agreements	450	686
Reorganization items		(40)
Net cash (used in) provided by financing activities	(218)	512
Net (decrease) increase in cash and cash equivalents	(63)	326
Cash and cash equivalents, beginning of period	337	184
Cash and cash equivalents, end of period	274	510
Original Senior DIP Credit Agreement [Member]
Cash flows from financing activities:
Repayment of term loans under DIP Credit Agreement	(664)	(134)
Junior DIP Credit Agreement Term Loan [Member]
Cash flows from financing activities:
Repayment of term loans under DIP Credit Agreement	$ (4)