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Stockholders' Equity (Narrative) (Details) - USD ($)
3 Months Ended 6 Months Ended
Mar. 25, 2015
Feb. 24, 2015
Jun. 30, 2015
Mar. 31, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Unrecognized share based compensation, expected term (in Duration)           2 years 7 months 6 days  
Director Compensation, Annual Equity Retainer     $ 8,859        
Directors compensation expense     $ 314,000   $ 326,000 $ 406,000 $ 648,000
Common Stock, Dividends, Per Share, Declared     $ 0.025   $ 0.025 $ 0.050 $ 0.050
Stock Repurchase Program, Number of Shares Authorized to be Repurchased     25,000,000     25,000,000  
Stock Repurchased During Period, Shares     125,000        
Payments for Repurchase of Common Stock     $ 3,100,000     $ 3,082,000 $ 0
ESPP              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Shares purchased through Employee Stock Purchase Plan (in Shares)     11,538        
Weighted average purchase price of ESPP shares purchased during the period (in Dollars per share)     $ 17.14        
Share-based compensation expense     $ 55,000   $ 73,000 129,000 189,000
Restricted Stock              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense     400,000   500,000 800,000 800,000
Stock Granted, Value, Share-based Compensation, Net of Forfeitures       $ 900,000      
Unrecognized share based compensation     $ 4,300,000     $ 4,300,000  
Restricted Stock | Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation awards, annual vesting percentage           25000.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period       3 years   3 years  
Restricted Stock | Maximum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation awards, annual vesting percentage           33330.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period           4 years  
Stock Options              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share based compensation awards, options outstanding at period end (in Shares)     1,846,589     1,846,589  
Share based compensation awards, options outstanding and unvested at period end (in Shares)     1,184,138     1,184,138  
Share-based compensation awards, annual vesting percentage 33330.00% 33330.00%          
Share-based compensation expense     $ 600,000   $ 500,000 $ 1,206,000 $ 700,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period       3 years