Goodwill (Details)	3 Months Ended	6 Months Ended
Mar. 31, 2024 USD ($) ReportingUnit	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Goodwill [Abstract]
Impairment of goodwill		$ 0
Goodwill	$ 230,768,000	230,768,000	$ 230,768,000
Americas [Member]
Goodwill [Abstract]
Goodwill	9,449,000	9,449,000	9,449,000
Mainland China [Member]
Goodwill [Abstract]
Goodwill	32,179,000	32,179,000	32,179,000
Southeast Asia/Pacific [Member]
Goodwill [Abstract]
Goodwill	18,537,000	18,537,000	18,537,000
Japan [Member]
Goodwill [Abstract]
Goodwill	16,019,000	16,019,000	16,019,000
Europe & Africa [Member]
Goodwill [Abstract]
Goodwill	2,875,000	2,875,000	2,875,000
South Korea [Member]
Goodwill [Abstract]
Goodwill	29,261,000	29,261,000	29,261,000
Hong Kong/Taiwan [Member]
Goodwill [Abstract]
Goodwill	6,634,000	6,634,000	6,634,000
Manufacturing [Member]
Goodwill [Abstract]
Goodwill	$ 78,875,000	78,875,000	78,875,000
Rhyz Other [Member]
Goodwill [Abstract]
Number of reporting units \| ReportingUnit	3
Goodwill	$ 36,939,000	36,939,000	36,939,000
Rhyz Other [Member] \| Reporting Unit 1 [Member]
Goodwill [Abstract]
Goodwill	12,600	12,600	12,600
Rhyz Other [Member] \| Reporting Unit 2 [Member]
Goodwill [Abstract]
Goodwill	19,600	19,600	19,600
Rhyz Other [Member] \| Reporting Unit 3 [Member]
Goodwill [Abstract]
Goodwill	$ 4,700	$ 4,700	$ 4,700
Minimum [Member]
Goodwill [Abstract]
Percentage of fair value in excess of carrying amount	1.00%	1.00%
Maximum [Member]
Goodwill [Abstract]
Percentage of fair value in excess of carrying amount	7.00%	7.00%

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.

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- Definition

Amount of loss from the write-down 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.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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Percentage of fair value of reporting unit in excess of carrying amount.

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