XML 96 R61.htm IDEA: XBRL DOCUMENT
v3.25.1

Accounts Receivable, Net - Additional Information (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥)
Accounts Receivable Allowance For Credit Loss [Line Items] |  |  |  |
Allowance for doubtful accounts | ¥ 7,471 | $ 1,024 | ¥ (4,518) | ¥ 3,748
Different Economic Characteristics [Member] |  |  |  |
Accounts Receivable Allowance For Credit Loss [Line Items] |  |  |  |
Allowance for doubtful accounts | ¥ 0 |  | ¥ 2,632 |

X
- Definition Accounts receivable allowance for credit loss. + References No definition available. + Details
Name: | bnr_AccountsReceivableAllowanceForCreditLossLineItems
Namespace Prefix: | bnr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(5)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_ProvisionForDoubtfulAccounts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis=bnr_DifferentEconomicCharacteristicsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |