Stock-Based Compensation (Stock-Based Compensation, Stock Options) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Stock-Based Compensation [Abstract]
Number of Shares, Options outstanding, Beginning Balance	552,799
Number of Shares, Exercised	(270,749)
Number of Shares, Forfeited	(1,875)
Number of Shares, Options outstanding, Ending Balance	280,175
Number of Shares, Options vested and exercisable, Ending Balance	274,425
Weighted Average Exercise Price, Options outstanding, Beginning Balance	$ 9.68
Weighted Average Exercise Price, Exercised	$ 9.70
Weighted Average Exercise Price, Forfeited	$ 11.05
Weighted Average Exercise Price, Options outstanding, Ending Balance	$ 9.66
Weighted Average Exercise Price, Options vested and exercisable, Ending Balance	$ 9.63
Aggregate Intrinsic Value, Options outstanding as of December 31, 2013	$ 9,485
Aggregate Intrinsic Value, Options vested and exercisable as of December 31, 2013	$ 9,298
Weighted Average Remaining Contractual Term, Options outstanding at December 31, 2013	2 years 9 months 4 days
Weighted Average Remaining Contractual Term, Options vested and exercisable as of December 31, 2013	2 years 8 months 9 days