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Stock-Based Compensation (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Stock-based compensation expense $ 22 $ 22
Excess tax benefit related to stock-based compensation 0 26
Unrecognized stock-based compensation expense $ 114 $ 148
Weighted average period unrecognized expense is expected to be recognized 1 year 6 months 2 years 1 month 6 days