Stock-Based Compensation Plans (Schedule of Assumptions Used) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Dividend yield	1.00%	2.20%	3.04%
Weighted average risk-free interest rate	1.60%	0.79%	1.95%
Weighted average expected volatility	52.32%	53.31%	51.90%
Weighted average expected life in years	5 years 3 months 18 days	5 years 3 months 18 days	5 years 1 month 13 days
Weighted average fair value of options granted	$ 15.97	$ 13.00	$ 12.30