XML 103 R84.htm IDEA: XBRL DOCUMENT v3.25.4

Income Taxes - Changes in the Valuation Allowance ror Deferred Tax Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Valuation Allowance [Roll Forward]
Valuations allowance at beginning of year	$ 30,830	$ 25,057
Changes in valuation allowance arising from in-year additions	0	0
Increases recorded to income tax provision	13,634	6,123
Foreign exchange translation	1,802	(350)
Valuation allowance at end of year	$ 46,266	$ 30,830

X

- Definition

Valuation Allowance, Deferred Tax Asset, Increase (Decrease) Resulting From Foreign Currency Translation

+ References

No definition available.

+ Details

Name:	brns_ValuationAllowanceDeferredTaxAssetIncreaseDecreaseResultingFromForeignCurrencyTranslation
Namespace Prefix:	brns_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Valuation Allowance, Deferred Tax Asset, Increase Resulting From Current Period Additions

+ References

No definition available.

+ Details

Name:	brns_ValuationAllowanceDeferredTaxAssetIncreaseResultingFromCurrentPeriodAdditions
Namespace Prefix:	brns_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Valuation Allowance, Deferred Tax Asset, Increase Resulting From Income Tax Provision

+ References

No definition available.

+ Details

Name:	brns_ValuationAllowanceDeferredTaxAssetIncreaseResultingFromIncomeTaxProvision
Namespace Prefix:	brns_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Valuation Allowance

+ References

No definition available.

+ Details

Name:	brns_ValuationAllowanceRollForward
Namespace Prefix:	brns_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

+ Details

Name:	us-gaap_DeferredTaxAssetsValuationAllowance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant