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Prepaid expenses
12 Months Ended
Oct. 31, 2019
Prepaid Expense, Current [Abstract]  
Prepaid expenses Prepaid expenses
Prepaid expenses consisted of the following:
October 31,
20192018
(In thousands)
Parts and supplies$33,617  $28,287  
Prepaid insurance8,859  8,232  
Other prepaid expenses14,455  6,721  
Total prepaid expenses$56,931  $43,240