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5. ON-BALANCE SHEET DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Tables)
3 Months Ended
Jan. 31, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of Other Comprehensive Income
    Before-Tax     Tax Benefit     Net-of-Tax  
Three Months Ended January 31, 2014                  
Loss on interest rate swap   $ (4,784 )   $ 1,913     $ (2,871 )
Reclassification adjustment for loss in income     9,686       (3,874 )     5,812  
Net unrealized gain   $ 4,902     $ (1,961 )   $ 2,941  
Three Months Ended January 31, 2015                        
Loss on interest rate swap   $ (3,295 )   $ 1,318     $ (1,977 )
Reclassification adjustment for loss in income     8,119       (3,248 )     4,871  
Net unrealized gain   $ 4,824     $ (1,930 )   $ 2,894