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STOCK-BASED COMPENSATION (Schedule of Options Outstanding and Exercisable) (Details)
12 Months Ended
Oct. 31, 2017
$ / shares
shares
Outstanding  
Shares Under Option | shares 78,725
Weighted Average Exercise Price Per Share | $ / shares $ 20.25
Weighted Average Remaining Contractual Life in Years 3 years 4 months 24 days
Exercisable  
Shares Under Option | shares 78,725
Weighted Average Exercise Price Per Share | $ / shares $ 20.25
Weighted Average Remaining Contractual Life in Years 3 years 4 months 24 days
$ 14.82 [Member]  
Outstanding  
Shares Under Option | shares 11,000
Weighted Average Exercise Price Per Share | $ / shares $ 14.82
Weighted Average Remaining Contractual Life in Years 2 years 1 month 6 days
Exercisable  
Shares Under Option | shares 11,000
Weighted Average Exercise Price Per Share | $ / shares $ 14.82
Weighted Average Remaining Contractual Life in Years 2 years 1 month 6 days
$ 14.88 [Member]  
Outstanding  
Shares Under Option | shares 4,200
Weighted Average Exercise Price Per Share | $ / shares $ 14.88
Weighted Average Remaining Contractual Life in Years 1 year 6 months
Exercisable  
Shares Under Option | shares 4,200
Weighted Average Exercise Price Per Share | $ / shares $ 14.88
Weighted Average Remaining Contractual Life in Years 1 year 6 months
$ 18.13 [Member]  
Outstanding  
Shares Under Option | shares 12,000
Weighted Average Exercise Price Per Share | $ / shares $ 18.13
Weighted Average Remaining Contractual Life in Years 2 years 6 months
Exercisable  
Shares Under Option | shares 12,000
Weighted Average Exercise Price Per Share | $ / shares $ 18.13
Weighted Average Remaining Contractual Life in Years 2 years 6 months
$ 21.45 [Member]  
Outstanding  
Shares Under Option | shares 30,012
Weighted Average Exercise Price Per Share | $ / shares $ 21.45
Weighted Average Remaining Contractual Life in Years 4 years 1 month 6 days
Exercisable  
Shares Under Option | shares 30,012
Weighted Average Exercise Price Per Share | $ / shares $ 21.45
Weighted Average Remaining Contractual Life in Years 4 years 1 month 6 days
$ 23.30 [Member]  
Outstanding  
Shares Under Option | shares 16,513
Weighted Average Exercise Price Per Share | $ / shares $ 23.30
Weighted Average Remaining Contractual Life in Years 5 years 1 month 6 days
Exercisable  
Shares Under Option | shares 16,513
Weighted Average Exercise Price Per Share | $ / shares $ 23.30
Weighted Average Remaining Contractual Life in Years 5 years 1 month 6 days
$ 35.83 [Member]  
Outstanding  
Shares Under Option | shares 5,000
Weighted Average Exercise Price Per Share | $ / shares $ 35.83
Weighted Average Remaining Contractual Life in Years 7 months 6 days
Exercisable  
Shares Under Option | shares 5,000
Weighted Average Exercise Price Per Share | $ / shares $ 35.83
Weighted Average Remaining Contractual Life in Years 7 months 6 days