Share-Based Compensation (Narrative) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended				6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 2012 Plan [Member]	May 31, 2012 2012 Plan [Member]	Jun. 30, 2014 2005 Plan [Member]	May 31, 2005 2005 Plan [Member]	Jun. 30, 2014 Expected To Be Recognized During 2014 [Member]	Jun. 30, 2014 Expected To Be Recognized During 2015 [Member]	Jun. 30, 2014 Expected To Be Recognized During 2016 [Member]
Shares available for grants					740,000	1,500,000	20,635	1,500,000
Stock Option Plan, Award Vesting Period					5 years		10 years
Common stock on date granted term period, years					5		10
Stock or Unit Option Plan Expense	$ 223	$ 253	$ 1,573	$ 1,833
Combined share-based compensation expense for 2005 Plan and 1997 Plan			1,573	1,833
Unrecognized compensation cost	$ 814		$ 814						$ 447	$ 331	$ 36