MARKET SECTORS AND MAJOR CUSTOMERS - Summary of Sales by Sector (Details) - Sales Revenue	12 Months Ended
Sep. 30, 2018	Sep. 30, 2017
Concentration Risk [Line Items]
Percentage of sales by sector	100.00%	100.00%
Aerospace and Defense
Concentration Risk [Line Items]
Percentage of sales by sector	59.00%	52.00%
Medical
Concentration Risk [Line Items]
Percentage of sales by sector	22.00%	28.00%
Industrial
Concentration Risk [Line Items]
Percentage of sales by sector	19.00%	20.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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