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Leases - Narrative (Details) $ in Millions | Sep. 30, 2022 | Apr. 07, 2022 USD ($) squareFeet
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Lessee, Lease, Description [Line Items] |  |
Operating lease liability not yet commenced | $ |  | $ 4.1
Vietnam |  |
Lessee, Lease, Description [Line Items] |  |
Number of square feet | squareFeet |  | 125,000
Maximum |  |
Lessee, Lease, Description [Line Items] |  |
Remaining lease terms (up to) | 38 years |

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- Definition Lessee, Operating Lease, Lease Not Yet Commenced, Liability + References No definition available. + Details
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Namespace Prefix: | ueic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Number Of Square Feet + References No definition available. + Details
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Balance Type: | na
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
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Period Type: | instant

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- Details
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Balance Type: |
Period Type: |

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- Details
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