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v3.19.3.a.u2

Fresh-Start Accounting - Reconciliation of Enterprise Value to the Estimated Reorganization of Value (Details) $ in Thousands | Feb. 28, 2017 USD ($)
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Reorganizations [Abstract] |
Enterprise value | $ 1,278,527
Plus: Fair value of non-debt liabilities | 282,511
Reorganization value of the Successor’s assets | $ 1,561,038

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- Definition Debtor Reorganization Items, Enterprise Value + References No definition available. + Details
Name: | bry_DebtorReorganizationItemsEnterpriseValue
Namespace Prefix: | bry_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Debtor Reorganization Items, Non-Debt Liabilities, Fair Value + References No definition available. + Details
Name: | bry_DebtorReorganizationItemsNonDebtLiabilitiesFairValue
Namespace Prefix: | bry_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Reorganization Items, Assets + References No definition available. + Details
Name: | bry_ReorganizationItemsAssets
Namespace Prefix: | bry_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_ReorganizationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration