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RISK FACTORS (Details)
$ in Millions
12 Months Ended
Sep. 30, 2017
USD ($)
International Risk Factors  
Period for which cumulative inflation rates used for considering country as highly inflationary 3 years
Minimum  
International Risk Factors  
Insurance coverage deductibles range for claims which occur outside or inside the United States $ 1
Cumulative inflation rate before a country is considered highly inflationary (as a percent) 100.00%
Maximum  
International Risk Factors  
Insurance coverage deductibles range for claims which occur outside or inside the United States $ 5