Quarterly report pursuant to sections 13 or 15(d)

Stock Plans and Non-Qualified Option Agreement (Details)

v2.4.0.8
Stock Plans and Non-Qualified Option Agreement (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Shares [Abstract]    
Options outstanding (in shares) 362,800 528,800
Granted (in shares) 0 0
Exercised (in shares) 0 0
Forfeited (in shares) (22,000) (82,000)
Options outstanding (in shares) 340,800 [1] 446,800 [2]
Options exercisable at year end (in shares) 334,800 [1] 369,300 [2]
Options vested and expected to be vested at end of year (in shares) 340,800 446,800
Weighted Average Exercise Price [Abstract]    
Options outstanding (in dollars per share) $ 9.53 $ 9.82
Granted (in dollars per share) $ 0 $ 0
Exercised (in dollars per share) $ 0 $ 0
Forfeited (in dollars per share) $ 8.17 $ 10.86
Options outstanding (in dollars per share) $ 9.62 [1] $ 9.63 [2]
Options exercisable (in dollars per share) $ 9.73 [1] $ 10.12 [2]
Options vested and expected to be vested (in dollars per share) $ 9.62 $ 9.63
Weighted Average Remaining Contractual Term [Abstract]    
Options outstanding end of period (in years) 2 years 8 months 12 days [1] 3 years 9 months 18 days [2]
Options exercisable (in years) 2 years 7 months 6 days [1] 3 years 3 months 18 days [2]
Options vested and expected to be vested (in years) 2 years 8 months 12 days 3 years 9 months 18 days
Aggregate Intrinsic Value [Abstract]    
Exercised $ 0 $ 0
Options outstanding end of year 47,790 [1] 0 [2]
Options exercisable 37,710 [1] 0 [2]
Options vested and expected to be vested $ 47,790 $ 0
[1] Options with exercise prices ranging from $2.79 to $14.75
[2] Options with exercise prices ranging from $5.50 to $14.75