XML 52 R27.htm IDEA: XBRL DOCUMENT v2.4.0.8
Correction of Immaterial Errors (Effect of recording immaterial corrections in the condensed consolidated balance sheets and consolidated statements of comprehensive income (loss))(Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended 9 Months Ended
Jul. 31, 2014
Oct. 31, 2013
Jul. 31, 2013
Jul. 31, 2014
Jul. 31, 2013
Oct. 31, 2013
Jan. 31, 2014
Accrued pension expenses $ 23,132 $ 25,192 $ 25,763 $ 23,132 $ 25,763 $ 25,192 $ 23,951
Total stockholder’s equity 29,724 34,387 29,705 29,724 29,705 34,387 27,605
Net income (loss) 5,203 3,408 6,210 1,348 1,763    
Comprehensive income (loss) 5,524 4,610 6,612 1,990 2,567 7,177  
As Previously Reported
              
Accrued pension expenses   26,398 26,567   26,567 26,398  
Total stockholder’s equity   33,181 28,901   28,901 33,181  
Net income (loss)   3,408 6,210        
Comprehensive income (loss)   $ 4,208 $ 6,210   $ 1,763 $ 5,971