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Revenue - Composition of Revenue (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Net revenue	$ 240,291,611	$ 247,109,258
Audio [Member]
Disaggregation of Revenue [Line Items]
Net revenue	193,561,279	199,481,868
Digital [Member]
Disaggregation of Revenue [Line Items]
Net revenue	46,730,332	45,417,296
Other [Member]
Disaggregation of Revenue [Line Items]
Net revenue	$ 0	$ 2,210,094

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