11. Share Based Compensation (Options Outstanding And Exercisable) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Options Outstanding, # of shares	179,910
Options Outstanding, WAEP	$ 19.88
Options Outstanding, Aggregate Intrinsic Value	$ 104
Options Exercisable, # of shares	177,310
Options Exercisable, WAEP	$ 20.12
Options Exercisable, Aggregate Intrinsic Value	86
Range Of Exercise Price Two Dollar And Fifty Four Cent To Six Dollar [Member]
Range of exercise price, Lower	$ 2.54
Range of exercise price, Upper	$ 6.00
Options Outstanding, # of shares	13,750
Options Outstanding, WAEP	$ 4.71
Options Outstanding, Wted. Avg. Remaining Contractual Life (yrs)	4 years 4 months 17 days
Options Outstanding, Aggregate Intrinsic Value	77
Options Exercisable, # of shares	11,750
Options Exercisable, WAEP	$ 5.08
Options Exercisable, Aggregate Intrinsic Value	61
Range Of Exercise Price Six Dollar And One Cent To Ten Dollar [Member]
Range of exercise price, Lower	$ 6.01
Range of exercise price, Upper	$ 10.00
Options Outstanding, # of shares	23,160
Options Outstanding, WAEP	$ 9.07
Options Outstanding, Wted. Avg. Remaining Contractual Life (yrs)	2 years 11 months 23 days
Options Outstanding, Aggregate Intrinsic Value	27
Options Exercisable, # of shares	22,560
Options Exercisable, WAEP	$ 9.14
Options Exercisable, Aggregate Intrinsic Value	25
Range Of Exercise Price Ten Dollar And One Cent To Seventeen Dollar And Fifty Cent [Member]
Range of exercise price, Lower	$ 10.01
Range of exercise price, Upper	$ 17.50
Options Outstanding, # of shares
Options Outstanding, WAEP
Options Outstanding, Wted. Avg. Remaining Contractual Life (yrs)	0 years
Options Outstanding, Aggregate Intrinsic Value
Options Exercisable, # of shares
Options Exercisable, WAEP
Options Exercisable, Aggregate Intrinsic Value
Range Of Exercise Price Seventeen Dollar And Fifty One Cent To Twenty Dollar [Member]
Range of exercise price, Lower	$ 17.51
Range of exercise price, Upper	$ 20.00
Options Outstanding, # of shares	38,500
Options Outstanding, WAEP	$ 17.80
Options Outstanding, Wted. Avg. Remaining Contractual Life (yrs)	2 years 9 months
Options Outstanding, Aggregate Intrinsic Value
Options Exercisable, # of shares	38,500
Options Exercisable, WAEP	$ 17.80
Options Exercisable, Aggregate Intrinsic Value
Range Of Exercise Price Twenty Dollar And One Cent To Twenty Five Dollar And Ninety Three Cent [Member]
Range of exercise price, Lower	$ 20.01
Range of exercise price, Upper	$ 25.93
Options Outstanding, # of shares	104,500
Options Outstanding, WAEP	$ 25.04
Options Outstanding, Wted. Avg. Remaining Contractual Life (yrs)	2 years 5 months 27 days
Options Outstanding, Aggregate Intrinsic Value
Options Exercisable, # of shares	104,500
Options Exercisable, WAEP	$ 25.04
Options Exercisable, Aggregate Intrinsic Value