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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13531-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13537-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

REPORTABLE SEGMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
REPORTABLE SEGMENTS (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016	Nov. 16, 2017	Nov. 15, 2017
Home & Building Products [Member]
REPORTABLE SEGMENTS (Details) [Line Items]
Concentration risk, percentage	19.00%	17.00%	17.00%
Telephonics [Member]
REPORTABLE SEGMENTS (Details) [Line Items]
Concentration risk, percentage	10.00%	18.00%	21.00%
Discontinued Operations, Held-for-sale [Member] \| Plastics [Member]
REPORTABLE SEGMENTS (Details) [Line Items]
Disposal group, including discontinued operation, consideration				$ 475,000	$ 475,000