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Net Revenue - Composition of Revenue (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Net revenue	$ 50,977,046	$ 58,190,116	$ 152,889,222	$ 173,006,119
Audio [Member]
Disaggregation of Revenue [Line Items]
Net revenue	38,030,320	46,889,920	116,002,560	137,748,127
Digital [Member]
Disaggregation of Revenue [Line Items]
Net revenue	$ 12,946,726	$ 11,300,196	$ 36,886,662	$ 35,257,992

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