v3.25.4

Balance Sheet Components - Standard Product Warranty Liability (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024
Movement in Standard Product Warranty Accrual [Roll Forward] |  |
Accrued warranty and product performance liabilities, beginning balance | $ 16,559 | $ 19,326
Accrued warranty, net and product performance liabilities | 21,413 | 18,407
Product performance expenditures during the year | (17,959) | (21,174)
Accrued warranty and product performance liabilities, ending balance | $ 20,013 | $ 16,559

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- Definition Standard Product Warranty Accrual And Product Performance Liabilities, Increase (Decrease) For Preexisting Warranties And Decrease For Payments + References No definition available. + Details
Name: | be_StandardProductWarrantyAccrualAndProductPerformanceLiabilitiesIncreaseDecreaseForPreexistingWarrantiesAndDecreaseForPayments
Namespace Prefix: | be_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Standard Product Warranty Accrual And Product Performance Liabilities, Increase For Warranties Issued + References No definition available. + Details
Name: | be_StandardProductWarrantyAccrualAndProductPerformanceLiabilitiesIncreaseForWarrantiesIssued
Namespace Prefix: | be_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Standard Product Warranty Accrual And Product Performance Liabilities, Net + References No definition available. + Details
Name: | be_StandardProductWarrantyAccrualAndProductPerformanceLiabilitiesNet
Namespace Prefix: | be_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_MovementInStandardProductWarrantyAccrualRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration