GOODWILL AND INTANGIBLE ASSETS - Goodwill (Details) $ in Thousands	9 Months Ended
Jun. 26, 2026 USD ($)
Goodwill [Roll Forward]
Balance at beginning of period	$ 294,485
Impairment	(6,500)
Divestiture	(1,488)
Exchange rate effects	(985)
Balance at end of period	285,512
Electrical
Goodwill [Roll Forward]
Balance at beginning of period	260,843
Impairment	(6,500)
Divestiture	(1,488)
Exchange rate effects	(858)
Balance at end of period	251,997
Safety & Infrastructure
Goodwill [Roll Forward]
Balance at beginning of period	33,642
Impairment	0
Divestiture	0
Exchange rate effects	(127)
Balance at end of period	$ 33,515

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details

- Definition

Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

+ References + Details