Stock-Based Compensation (Stock Options) (Details) (USD $)	1 Months Ended		12 Months Ended
	Jan. 31, 2011		Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Shares Under Option
Outstanding at the beginning of the period (in shares)	273,672		328,000		661,840.00		273,672
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross							617,500
Exercised (in shares)			(20,000)		(38,900)		(199,032)
Expired (in shares)					(294,940)		(30,300)
Forfeited/Expired (in shares)			(79,000)
Outstanding, at the end of the period (in shares)			229,000		328,000		661,840.00
Weighted Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 16.46		$ 30.67		$ 30.22		$ 16.46
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price							$ 31.75
Exercised (in dollars per share)			$ 16.96		$ 18.23		$ 15.95
Expired (in dollars per share)					$ 31.29		$ 30.92
Cancelled/Expired (in dollars per share)			$ 31.00
Outstanding at the end of the period (in dollars per share)			$ 31.75		$ 30.67		$ 30.22
Aggregate Intrinsic Value
Intrinsic value, Outstanding at the beginning of the period	$ 3,300,000	[1]	$ 200,000	[1]	$ 200,000	[1]	$ 3,300,000	[1]
Intrinsic value, Outstanding at the end of the period			0	[1]	200,000	[1]	200,000	[1]
Number of options granted (in shares)	617,500
Fair value (in dollars per share)	$ 10.90
Fair value assumptions
Proceeds from stock options exercised			371,000		725,000		2,403,000
Intrinsic value of options exercised			100,000		100,000		2,200,000
Shares Under Option
Outstanding at the beginning of the period (in shares)			304,000
Vested (in shares)			(80,000)
Forfeited (in shares)			(75,000)
Outstanding at the end of the period (in shares)			149,000		304,000
Weighted Average Grant-Date Fair Value
Outstanding at the beginning of the period (in dollars per share)			$ 10.90
Vested - Weighted Average Grant-Date Fair Value (in dollar per share)			$ 10.90
Forfeited - Weighted Average Grant-Date Fair Value (in dollar per share)			$ 10.90
Outstanding at the end of the period (in dollars per share)			$ 10.90		$ 10.90
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Remaining Contractual Term			4 years 36 days
Weighted Average Remaining Contractual Term			4 years 36 days
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	3 years		3 years
Expiration period (in years)	7 years
Fair value assumptions
Dividend yield (as a percent)	2.50%
Volatility (as a percent)	40.60%
Risk-free interest rate (as a percent)	0.60%
Expected life	7 years
Recognized stock-based compensation expense			200,000		0		2,000,000
Unrecognized stock-based compensation expense			$ 100,000
Stock options | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)			7 years

[1] Intrinsic value is defined as the difference between the current market value and the exercise price, for those options where the market price exceeds the exercise price.