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v3.23.1

Leases - Additional Information (Details) $ in Millions | 3 Months Ended
--- | ---
Apr. 02, 2023 USD ($) guarantee | Apr. 03, 2022 USD ($)
Lessee, Lease, Description [Line Items] |  |
Variable lease, payment | $ 0.8 | $ 0.8
Number of lease guarantees | guarantee | 2 |
Fixed payments remaining | $ 19.0 |
Lease guarantee, remaining lease payments | $ 8.8 |
Minimum |  |
Lessee, Lease, Description [Line Items] |  |
Operating and finance lease, term of contract (in years) | 1 year |
Maximum |  |
Lessee, Lease, Description [Line Items] |  |
Operating and finance lease, term of contract (in years) | 15 years |

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- Definition Leases Fixed Payments Remaining + References No definition available. + Details
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Namespace Prefix: | bdc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Lessee, Operating and Finance Lease, Term of Contract + References No definition available. + Details
Name: | bdc_LesseeOperatingandFinanceLeaseTermofContract
Namespace Prefix: | bdc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of Lease Guarantees + References No definition available. + Details
Name: | bdc_NumberOfLeaseGuarantees
Namespace Prefix: | bdc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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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
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of residual asset covered by residual value guarantee under operating lease. Excludes guarantee considered to be lease payments for lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b)(3) -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919359-209981 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Amount of cash outflow for variable lease payment excluded from lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |