Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 128
-Paragraph 13, 14

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 128
-Paragraph 171

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 128
-Paragraph 40
-Subparagraph c

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Earnings (Loss) per Common Share (Details Textuals) In Millions, unless otherwise specified		3 Months Ended		6 Months Ended
	Dec. 31, 2007	Jun. 30, 2011 Stock Option [Member]	Jun. 30, 2010 Stock Option [Member]	Jun. 30, 2011 Stock Option [Member]	Jun. 30, 2010 Stock Option [Member]
Earnings (Loss) per Common Share (Textuals) [Abstract]
Stock options not included in the computation of diluted earnings per share		33	17	13	17
Additional Earnings Loss Per Common Share (Textuals) [Abstract]
Convertible preferred stock Series C	7.25%