The payment of amount accrued services expenses during the period.

No definition available.

Name:	aurcu_AccruedServicesExpenses
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the maximum amount of transaction expenses to be reimbursed.

+ References

No definition available.

+ Details

Name:	aurcu_MaximumTransactionExpensesToBeReimbursed
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the amount of transaction expenses paid.

+ References

No definition available.

+ Details

Name:	aurcu_ProceedsFromTransactionExpensesReimbursed
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The contractual monthly amount to be paid for support services.

+ References

No definition available.

+ Details

Name:	aurcu_RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerMonth
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The contractual yearly amount to be paid for support services.

+ References

No definition available.

+ Details

Name:	aurcu_RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerYear
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the incremental hourly fee for related party transaction.

+ References

No definition available.

+ Details

Name:	aurcu_RelatedPartyTransactionIncrementalHourlyFee
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of services expenses during the year.

+ References

No definition available.

+ Details

Name:	aurcu_ServicesExpenses
Namespace Prefix:	aurcu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the threshold period for consummation of business.

+ References

No definition available.

+ Details

Name:	aurcu_ThresholdPeriodForConsummationOfBusinessCombination
Namespace Prefix:	aurcu_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of transactions with related party during the financial reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

+ Details

Name:	us-gaap_RelatedPartyTransactionAmountsOfTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

+ Details

Name:	us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_TypeOfArrangementAxis=aurcu_MergerAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=aurcu_BetterHoldcoInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=srt_ChiefFinancialOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=aurcu_DirectorServicesAgreementMember
Namespace Prefix:
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RELATED PARTY TRANSACTIONS - Director Services Agreement (Details) - USD ($)							12 Months Ended
	Apr. 01, 2023	Mar. 21, 2023	Feb. 06, 2023	Aug. 26, 2022	Oct. 15, 2021	Mar. 21, 2021	Dec. 31, 2022	Dec. 31, 2021
RELATED PARTY TRANSACTIONS
Amount of fees expensed							$ 50,000	$ 50,000
Merger Agreement \| Better HoldCo, Inc.
RELATED PARTY TRANSACTIONS
Maximum transaction expenses to be reimbursed				$ 15,000,000
Minimum number of days from amendment date with in which payment should made				5 days
Proceeds from transaction expenses reimbursed				$ 7,500,000
Subsequent event \| Merger Agreement
RELATED PARTY TRANSACTIONS
Proceeds from transaction expenses reimbursed			$ 3,750,000
Subsequent event \| Merger Agreement \| Better HoldCo, Inc.
RELATED PARTY TRANSACTIONS
Proceeds from transaction expenses reimbursed	$ 3,750,000
Ms. Harding, CFO
RELATED PARTY TRANSACTIONS
Incremental hourly fee							500
Amount of fees expensed						$ 50,000
Expenses per month							10,000
Expenses per year							15,000
Ms. Harding, CFO \| Forecast
RELATED PARTY TRANSACTIONS
Amount of fees expensed		$ 75,000
Director Services Agreement
RELATED PARTY TRANSACTIONS
Annual payments					$ 50,000
Incremental hourly fee					$ 500
Accrued services expenses							87,875	100,000
Services expenses							$ 222,875	$ 390,000