Acquisitions and Dispositions - Summary of Asset Allocation Based on Fair Value (Detail) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Asset Acquisition [Line Items]
Fair value of assets received	$ 5,753,336
Carrying amount of assets of exchanged station	(2,402,797)
Gain on exchange	3,350,539	$ 0
FCC license [Member]
Asset Acquisition [Line Items]
Fair value of assets received	5,451,000
Property, Plant and Equipment [Member]
Asset Acquisition [Line Items]
Fair value of assets received	$ 302,336

The fair value of assets acquired in noncash investing or financing activities.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4313-108586

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

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