Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details Textual)

v2.4.0.8
Income Taxes (Details Textual) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Mar. 31, 2013
Mar. 31, 2012
Income Taxes (Additional Textual) [Abstract]        
Percentage of tax credits claimed reduction     30.00% 40.00%
Liability unrecognized tax benefits $ 134   $ 134  
Additional unrecognized tax benefit       882
Interest uncertain tax positions 2 62    
Penalties related to uncertain tax positions $ 0 $ 0    
Maximum [Member] | Federal tax jurisdictions [Member]
        
Income Taxes (Textual) [Abstract]        
Federal and State tax jurisdictions for tax period     2012  
Maximum [Member] | State tax jurisdictions [Member]
        
Income Taxes (Textual) [Abstract]        
Federal and State tax jurisdictions for tax period     2012  
Maximum [Member] | International tax jurisdictions [Member]
        
Income Taxes (Textual) [Abstract]        
Federal and State tax jurisdictions for tax period     2012  
Minimum [Member] | Federal tax jurisdictions [Member]
        
Income Taxes (Textual) [Abstract]        
Federal and State tax jurisdictions for tax period     2011  
Minimum [Member] | State tax jurisdictions [Member]
        
Income Taxes (Textual) [Abstract]        
Federal and State tax jurisdictions for tax period     2008  
Minimum [Member] | International tax jurisdictions [Member]
        
Income Taxes (Textual) [Abstract]        
Federal and State tax jurisdictions for tax period     2010