Equity Compensation (Schedule of Equity Compensation Stock Options Activity) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Equity Compensation [Abstract]
Number of Options Outstanding at beginning of period			248
Number of Options granted	0	0	0	0
Number of Options exercised			(48)
Number of Options forfeited			(7)
Number of Options expired			0
Number of Options Outstanding at end of period	193		193
Number of Options Exercisable at end of period	153		153
Weighted Average Exercise Price Outstanding at beginning of period			$ 18.18
Weighted Average Exercise Price Options granted			0.00
Weighted Average Exercise Price Options exercised			17.46
Weighted Average Exercise Price Options forfeited			20.09
Weighted Average Exercise Price Options expired			0.00
Weighted Average Exercise Price Outstanding at end of period	$ 18.29		18.29
Weighted Average Exercise Price Exercisable at end of period	$ 17.78		$ 17.78
Weighted Average Remaining Contractual Term Outstanding at end of period, Years			3 years 2 months 17 days
Weighted Average Remaining Contractual Term Exercisable at end of period, Years			2 years 9 months 7 days
Aggregate Intrinsic Value Outstanding at end of period	$ 1,315		$ 1,315
Aggregate Intrinsic Value Exercisable at end of period	$ 1,117		$ 1,117