Quarterly report pursuant to Section 13 or 15(d)

Stock Plans (Details Textual)

Stock Plans (Details Textual) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Stock Plans (Additional Textual) [Abstract]    
Recognized tax benefit related to stock-based compensation expense $ 0  
Options or awards were granted 0  
Weighted-average fair value of options and awards granted   $ 1.09
Unrecognized compensation expense related to non-vested stock options $ 100,000  
Weighted-average period for recognizing non-vested stock option 3 months 18 days  
Restricted stock [Member]
Stock Plans (Textual) [Abstract]    
Restricted stock awarded to employees 0