Share-Based Compensation (Narrative) (Details) (USD $)	3 Months Ended	12 Months Ended				0 Months Ended	3 Months Ended	12 Months Ended													12 Months Ended
	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Common Stock [Member]	Jul. 26, 2013 Restricted Stock Units (RSUs) [Member]	Mar. 31, 2011 Restricted Stock Units (RSUs) [Member]	Dec. 31, 2013 Restricted Stock Units (RSUs) [Member]	Dec. 31, 2012 Restricted Stock Units (RSUs) [Member]	Dec. 31, 2011 Restricted Stock Units (RSUs) [Member]	Dec. 31, 2013 Market Restricted Stock Units (MRSUs) [Member] simulation	Dec. 31, 2013 Foreign Restricted Stock Units (FRSUs) [Member]	Dec. 31, 2013 Stock Options [Member]	Dec. 31, 2012 Stock Options [Member]	Dec. 31, 2013 Salary Stock Units (SSUs) [Member]	Dec. 31, 2012 Salary Stock Units (SSUs) [Member]	Dec. 31, 2013 Minimum [Member] Market Restricted Stock Units (MRSUs) [Member]	Dec. 31, 2013 Maximum [Member] Market Restricted Stock Units (MRSUs) [Member]	Dec. 31, 2013 2013 Omnibus Plan [Member]	Apr. 25, 2013 2013 Omnibus Plan [Member]	Dec. 31, 2013 2007 Omnibus Plan [Member] Minimum [Member]	Dec. 31, 2013 2007 Omnibus Plan [Member] Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of authorized but unissued common stock reserved for future grants																			57,126,291	60,000,000
Vesting period	3 years	3 years						3 years	3 years	2 years	3 years										2 years	5 years
Non-option awards granted								1,488,620	3,330,293	3,815,942	283,584				490,102	770,573
Non-option awards granted, weighted-average grant-date fair value (per share)								$ 2.80	$ 2.07	$ 2.65	$ 3.49
Stock options granted		6,003,250	4,586,666	0
Options granted, weighted-average exercise price (per share)		$ 2.52	$ 2.05	$ 0.00
Share-based compensation expense		$ 7,500,000	$ 9,400,000	$ 6,000,000											$ 200,000
Tax benefit recognized from compensation expense		2,900,000	3,600,000
Unrecognized compensation cost		12,400,000									990,000	5,800,000	5,600,000
Grant-date fair value of options granted		$ 1.03
Options outstanding, aggregate intrinsic value		14,900,000
Options exercisable, aggregate intrinsic value		4,400,000
Options outstanding, weighted average remaining contractual term (years)		5 years 4 months 13 days
Options exercisable, weighted average remaining contractual term (years)		3 years 3 months 4 days
Options exercised, intrinsic value		367,000
Total grant date fair value of stock options vested		4,300,000	2,900,000	1,500,000
Unrecognized compensation cost, period of recognition (years)											1 year 6 months	1 year 6 months 15 days	1 year 5 months 5 days
Risk-free interest rate											0.63%		1.11%	1.23%
Expected stock price volatility											40.00%		50.00%	65.00%
Dividend yield											1.19%		1.60%	2.00%
Simulation period											3 years
Number of simulations											100,000
Non-option awards vested, total fair value						5,000,000	356,000	9,800,000	3,500,000
Vesting range based on shareholder return																	75.00%	125.00%
Units granted, fair value															1,800,000	1,900,000
Cash received from option exercises		1,044,000	0	0	1,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Taxes Paid for Vesting of Employee Share Units								3,600,000
Tax deficiency realized from exercise of options		$ 317,000	$ (715,000)	$ (677,000)