Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details)

v2.4.1.9
Stock-Based Compensation (Schedule Of Changes In Number Of Outstanding Stock Options Under Director Plan And Stock Plan) (Details) (USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Stock-Based Compensation [Abstract]    
Options, Outstanding 540,404us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber  
Options, Awarded 105,279us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross  
Options, Forfeited (10,433)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod  
Options, Outstanding 635,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber 540,404us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Options, Exercisable 237,409us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber  
Options, Expected to vest 635,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber  
Weighted average exercise price per share, Outstanding $ 11.90us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice  
Weighted average exercise price per share, Awarded $ 11.65us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice  
Weighted average exercise price per share, Forfeited $ 11.97us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice  
Weighted average exercise price per share, Outstanding $ 11.86us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice $ 11.90us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Weighted average exercise price per share, Exercisable $ 11.64us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice  
Weighted average exercise price per share, Expected to vest $ 11.86us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice  
Options, Outstanding - Weighted average remaining contractual term 5 years 2 months 19 days 5 years 1 month 17 days
Options, Exercisable - Weighted average remaining contractual term 3 years 5 months 27 days  
Options, Expected to vest - Weighted average remaining contractual term 5 years 2 months 19 days