XML 14 R6.htm IDEA: XBRL DOCUMENT v3.26.1

Consolidated Statements of Stockholders' Equity (Parenthetical) $ in Thousands	12 Months Ended
	Jun. 30, 2024 USD ($)
Issue of Common Stock and Prefunded Warrants for Cash [Member]
Adjustment to additional paid in capital stock issuance cost	$ 2,964
Issue of Common Stock Prefunded Warrants and Common Stock Warrants Sold for Cash [Member]
Adjustment to additional paid in capital stock issuance cost	$ 2,928

X

- Definition

Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
-Topic 505
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

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

X

- Details

Name:	bntc_EventAxis=bntc_IssueOfCommonStockAndPrefundedWarrantsForCashMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	bntc_EventAxis=bntc_IssueOfCommonStockPrefundedWarrantsAndCommonStockWarrantsSoldForCashMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: