XML 40 R35.htm IDEA: XBRL DOCUMENT v3.25.3

FCC Licenses - Carrying Amount of Broadcasting Licenses (Detail)	9 Months Ended
	Sep. 30, 2025 USD ($)
FCC Licenses [Line Items]
Beginning Balance	$ 392,259,831
Dispositions	(7,185,620)
Assets held for sale reclassification (see Note 3)	(5,191,700)
License termination	(356,162)
Ending Balance	$ 379,526,349

X

- Definition

Disposition of intangible assets indefinite lived excluding goodwill.

+ References

No definition available.

+ Details

Name:	bbgi_DispositionOfIntangibleAssetsIndefiniteLivedExcludingGoodwill
Namespace Prefix:	bbgi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

FCC licenses.

+ References

No definition available.

+ Details

Name:	bbgi_FccLicensesLineItems
Namespace Prefix:	bbgi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

License terminations of intangible assets indefinite lived excluding goodwill.

+ References

No definition available.

+ Details

Name:	bbgi_LicenseTerminationsOfIntangibleAssetsIndefiniteLivedExcludingGoodwill
Namespace Prefix:	bbgi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

For the asset that is reclassified back to held and used from held-for-sale, the amount of impairment charge that is recognized on the reclassification date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482130/360-10-45-7

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 35
-Paragraph 44
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482190/360-10-35-44

+ Details

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

X

- Definition

Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the capitalized costs to acquire rights under a license arrangement (for example, to sell specified products in a specified territory) having an indefinite period of benefit.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482665/350-30-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(15))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_IndefiniteLivedLicenseAgreements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant