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Dispositions - Additional Information (Detail) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Sep. 29, 2025	Aug. 11, 2025
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale		$ 7,423,633	$ 0
Gain on dispositions		2,116,709	$ 799,377
WRXK-FM and WXKB-FM [Member] | Tampa, FL [Member] | Discontinued Operations, Held-for-Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale					$ 9,000,000
WBCN-AM, WJPT-FM and WWCN-FM [Member] | Tampa, FL [Member] | Discontinued Operations, Held-for-Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale					$ 9,000,000
WPBB-FM [Member] | Tampa, FL [Member] | Discontinued Operations, Held-for-Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale		$ 7,423,633		$ 8,000,000
Gain on dispositions	$ 400,000

X

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Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

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