Shares and Stockholders' Equity (Changes In Preferred And Common stock (Number Of Shares)) (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 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	260,831,708		260,831,708
Common stock as of end-of-period:
Assuming conversion of preferred stock	260,831,708	264,382,964	260,831,708	264,382,964
Diluted basis	267,622,578	273,924,900	267,622,578	273,924,900
Series A Preferred Stock [Member]
Changes In Preferred And Common Stock Number Of Shares [Line Items]
Balance as of beginning-of-period		9,532		9,532
Conversion of convertible preferred stock		(5,368)		(5,368)
Balance as of end-of-period		4,164		4,164
Common Stock [Member]
Changes In Preferred And Common Stock Number Of Shares [Line Items]
Balance as of beginning-of-period	263,682,162	268,457,558	262,896,701	271,402,586
Conversion of convertible preferred stock		85,888		85,888
Common Stock Issued For Exercise Of Warrants	54,714		3,099,479
Stock compensation/issued for benefit plans	171,293	96,740	899,808	524,169
Retirement/cancellation of shares	(3,076,461)	(4,323,846)	(6,064,280)	(7,696,303)
Balance as of end-of-period	260,831,708	264,316,340	260,831,708	264,316,340