Shares and Stockholders' Equity (Changes In Preferred And Common stock (Number Of Shares)) (Details)	3 Months Ended			9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013		Sep. 30, 2014	Sep. 30, 2013
Changes In Preferred And Common Stock Number Of Shares [Line Items]
Balance as of beginning-of-period				262,896,701
Balance as of end-of-period	259,786,446			259,786,446
Common stock as of end-of-period:
Assuming conversion of preferred stock	259,786,446	262,342,363		259,786,446	262,342,363
Diluted basis	265,527,521	272,503,337		265,527,521	272,503,337
Series A Preferred Stock [Member]
Changes In Preferred And Common Stock Number Of Shares [Line Items]
Balance as of beginning-of-period		4,164			9,532
Conversion of convertible preferred stock		(450)	[1]		(5,818)	[1]
Redemption of convertible preferred stock		(3,714)			(3,714)
Balance as of end-of-period
Common Stock [Member]
Changes In Preferred And Common Stock Number Of Shares [Line Items]
Balance as of beginning-of-period	260,831,708	264,316,340		262,896,701	271,402,586
Conversion of convertible preferred stock		7,200	[1]		93,088	[1]
Common Stock Issued For Exercise Of Warrants	1,199,609	220,107		4,299,088	220,318
Stock compensation/issued for benefit plans	601,359	112,398		1,501,167	636,356
Retirement/cancellation of shares	(2,846,230)	(2,313,682)		(8,910,510)	(10,009,985)
Balance as of end-of-period	259,786,446	262,342,363		259,786,446	262,342,363

[1] Represents the conversion of Series A preferred stock into common stock.