XML 55 R47.htm IDEA: XBRL DOCUMENT
v3.24.3

Borrowing Facilities - Narrative (Details) - USD ($) $ in Thousands |  |  |  |  |  | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
May 01, 2023 | Feb. 03, 2023 | May 20, 2022 | Dec. 21, 2021 | Jul. 20, 2018 | Sep. 30, 2024 | Dec. 31, 2023 | Jul. 19, 2018
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Maximum amount of trade accounts receivable sales permitted |  | $ 200,000 |  |  |  | $ 200,000 |  |
Credit agreement, secured by percentage of voting capital stock of each direct foreign subsidiary |  |  |  |  |  | 65.00% |  |
Interest Rate Swap Agreement [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Fixed interest rate |  |  |  |  |  | 4.039% |  |
Derivative Notional Amount |  |  |  |  |  | $ 124,700 |  |
Credit Agreement [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Credit Agreement description |  |  |  |  |  | On July 20, 2018, the Company entered into a $650 million credit agreement (the Prior Credit Agreement) by and among the Company, certain of its subsidiaries, the lenders party thereto and Bank of America, N.A., as Administrative Agent, Swingline Lender and an L/C Issuer. |  |
Credit Agreement aggregate borrowing capacity |  |  |  | $ 381,000 | $ 650,000 |  |  |
Credit Agreement maturity date |  |  |  |  | Jul. 20, 2023 |  |  |
Revolving credit facility, available for future borrowings |  |  |  |  |  |  |  | $ 430,000
Description of variable interest rate basis | Amendment No. 3 also established that the interest on outstanding borrowings starting on the next reset date and any new borrowings under Amendment No. 3 (other than swingline loans) will accrue, at the Company’s option, at (a) the Term Secured Overnight Financing Rate (SOFR) plus 0.10% plus the Applicable Rate (as defined in the Credit Agreement, approximately 1.00% to 2.00% per annum depending on various factors) or (b) for U.S. dollar denominated loans, the base rate (which is the highest of (i) the federal funds rate plus 0.50%, (ii) the Bank of America, N.A. prime rate, (iii) Term SOFR plus 1.00% and (iv) 1.00%). |  | The Amendment also established that the interest on outstanding borrowings starting on the next reset date and any new borrowings under the Amendment (other than swingline loans) will accrue, at the Company’s option, at (a) the Bloomberg Short Term Bank Yield Index (BSBY) plus the Applicable Rate (as defined in the Credit Agreement, approximately 1.00% to 2.00% per annum depending on various factors) or (b) for U.S. dollar denominated loans, the base rate (which is the highest of (i) the federal funds rate plus 0.50%, (ii) the Bank of America, N.A. prime rate, (iii) the one month BSBY adjusted daily rate plus 1.00% and (iv) 1.00%). |  |  |  |  |
Credit Agreement covenant terms |  |  |  |  |  | The Credit Agreement contains certain financial covenants related to interest coverage and debt leverage, and certain customary affirmative and negative covenants, including restrictions on the Company’s ability to incur additional debt and liens, pay dividends, repurchase shares, sell assets and merge or consolidate with other persons. Amounts due under the Credit Agreement could be accelerated upon specified events of default, including a failure to pay amounts due, breach of a covenant, material inaccuracy of a representation, or occurrence of bankruptcy or insolvency, subject, in some cases, to cure periods. As of September 30, 2024, the Company was in compliance with all of these covenants and restrictions. |  |
Credit Agreement [Member] | Alternate Base Rate Plus [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate | 1.00% |  |  |  |  | 1.00% |  |
Credit Agreement [Member] | Federal Funds Rate Plus [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate | 0.50% |  | 0.50% |  |  |  |  |
Credit Agreement [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
U.S. Credit facility, commitment fee |  |  |  |  |  | 0.20% |  |
Credit Agreement [Member] | Minimum [Member] | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate | 1.00% |  |  |  |  |  |  |
Credit Agreement [Member] | Minimum [Member] | Bloomberg Short Term Bank Yield Index Rate Plus [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate |  |  | 1.00% |  |  |  |  |
Credit Agreement [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
U.S. Credit facility, commitment fee |  |  |  |  |  | 0.30% |  |
Credit Agreement [Member] | Maximum [Member] | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate | 2.00% |  |  |  |  |  |  |
Credit Agreement [Member] | Maximum [Member] | Bloomberg Short Term Bank Yield Index Rate Plus [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate |  |  | 2.00% |  |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Credit Agreement aggregate borrowing capacity | $ 550,000 |  | $ 450,000 | $ 250,000 | $ 500,000 |  |  |
Term period |  |  |  | 5 years | 5 years |  |  |
Credit Agreement maturity date |  |  |  | Dec. 21, 2026 | Jul. 20, 2023 |  |  |
Revolving credit facility, available for future borrowings |  |  |  |  |  | $ 390,600 |  |
Revolving credit facility |  |  |  |  |  | 155,000 | $ 205,000 |
Letters of credit outstanding amount |  |  |  |  |  | 4,400 |  |
Revolving Credit Facility [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Possible increase to total commitments under Credit Agreement |  |  |  |  |  | 100,000 |  |
Revolving Credit Facility [Member] | Minimum [Member] | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, variable rate | 0.10% |  |  |  |  |  |  |
Term Loan Facility [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Principal amount |  |  |  |  |  | $ 124,688 | $ 127,148 |
Credit Agreement aggregate borrowing capacity |  |  |  | $ 131,300 | $ 151,000 |  |  |
Term period |  |  |  | 5 years | 5 years |  |  |
Term Loan frequency of periodic payments |  |  |  |  |  | quarterly |  |
Term Loan Facility [Member] | December 31, 2022 Through September 30, 2024 [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Quarterly principal installments, Percentage |  |  |  |  |  | 0.625% |  |
Term Loan Facility [Member] | January 1, 2025 Through December 21, 2026 [Member] |  |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Quarterly principal installments increase, Percentage |  |  |  |  |  | 1.25% |  |

X
- Definition Debt Principal Payment, Percentage + References No definition available. + Details
Name: | bhe_DebtPrincipalPaymentPercentage
Namespace Prefix: | bhe_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt principal payment percentage increase. + References No definition available. + Details
Name: | bhe_DebtPrincipalPaymentPercentageIncrease
Namespace Prefix: | bhe_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility, term period + References No definition available. + Details
Name: | bhe_LineOfCreditFacilityTermPeriod
Namespace Prefix: | bhe_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum permitted amount of accounts receivable sale. + References No definition available. + Details
Name: | bhe_MaximumAmountOfTradeAccountsReceivableSalesPermitted
Namespace Prefix: | bhe_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage Of Direct Foreign Subsidiaries Voting Capital Stock, Used To Secure Credit Agreement + References No definition available. + Details
Name: | bhe_PercentageOfDirectForeignSubsidiariesVotingCapitalStockUsedToSecureCreditAgreement
Namespace Prefix: | bhe_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Possible increase to the borrowing capacity of credit agreement + References No definition available. + Details
Name: | bhe_PossibleIncreaseToBorrowingCapacityOfCreditAgreement
Namespace Prefix: | bhe_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-4 + Details
Name: | us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Description of reference rate used for variable rate of debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentDescriptionOfVariableRateBasis
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the frequency of periodic payments (monthly, quarterly, annual). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-3 + Details
Name: | us-gaap_DebtInstrumentFrequencyOfPeriodicPayment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
Name: | us-gaap_DerivativeFixedInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-1B Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-1A + Details
Name: | us-gaap_DerivativeNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the conditions for borrowing under the credit facility including the nature of any restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityCovenantTerms
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the terms of a credit facility arrangement. Terms typically include interest rate, collateral required, guarantees required, repayment requirements, and restrictions on use of assets and activities of the entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-6 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date the credit facility terminates, in YYYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityExpirationDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- 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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-6 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-6 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-6 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=bhe_CreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=bhe_FederalFundsRatePlusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=bhe_BloombergShortTermBankYieldIndexRatePlusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=bhe_TermLoanFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=bhe_December312022ThroughSeptember302024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=bhe_January12025ThroughDecember212026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |