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GOODWILL AND OTHER INTANGIBLES (Details) - Summary of changes in carrying value of goodwill - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2019 | Sep. 30, 2018
Goodwill [Roll Forward] |  |
Goodwill | $ 439,395 | $ 319,139
Goodwill from acquisitions | 300 | 119,907
Reallocation of Goodwill | 0 |
Foreign currency translation adjustments | (2,628) | 349
Goodwill | 437,067 | 439,395
Consumer And Professional Products Segment [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill | 378,046 | 300,594
Goodwill from acquisitions | 0 | 77,024
Reallocation of Goodwill | (148,076) |
Foreign currency translation adjustments | (2,701) | 428
Goodwill | 227,269 | 378,046
Home and Building Products (HBP) [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill | 42,804 | 0
Goodwill from acquisitions | 300 | 42,883
Reallocation of Goodwill | 148,076 |
Foreign currency translation adjustments | 73 | (79)
Goodwill | 191,253 | 42,804
Defense Electronics Segment [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill | 18,545 | 18,545
Goodwill from acquisitions | 0 | 0
Reallocation of Goodwill | 0 |
Foreign currency translation adjustments | 0 | 0
Goodwill | $ 18,545 | $ 18,545

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of transfers into (out of) an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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