Shareholders' Equity, Stock Plans and Preferred Stock (Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value) (Details)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Minimum	Dec. 31, 2012 Minimum	Dec. 31, 2013 Maximum	Dec. 31, 2012 Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility (range)			58.00%	59.00%	59.00%	60.00%
Risk free interest rate (range)			0.80%	1.02%	1.03%	1.30%
Expected dividends	3.75%	3.93%
Weighted average expected term (years)	6 years	6 years