XML 39 R62.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 8 - Stock-based Compensation (Details) - Non-full Value Awards, All of Which Have Been Granted As Stock Options (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
Non-full Value Awards, All of Which Have Been Granted As Stock Options [Abstract]  
Outstanding at December 31, 2014 154,915us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Outstanding at December 31, 2014 $ 15.19us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Outstanding at March 31, 2015 153,815us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Outstanding at March 31, 2015 $ 15.17us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Outstanding at March 31, 2015 3 years
Outstanding at March 31, 2015 $ 754us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue [1]
Exercised (1,100)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Exercised $ 17.88us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
[1] The intrinsic value of a stock option is the difference between the market value of the underlying stock and the exercise price of the option.