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Debt - Additional Information (Details) - USD ($)	1 Months Ended	3 Months Ended			9 Months Ended
Debt - Additional Information (Details) - USD ($)	Apr. 30, 2024	Jun. 30, 2024	Jun. 30, 2023	Apr. 30, 2022	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Debt Instrument [Line Items]
Carrying value							$ 400,000
Asset held for sale							6,827,000
Long-term debt, carrying value							$ 100,000
Repayments of short-term borrowing					$ 3,639,000	$ 6,733,000
Studio N Corporation \| NW Media Contents Inc.
Debt Instrument [Line Items]
Repayments of short-term borrowing	$ 3,600,000
Revolving Credit Facility
Debt Instrument [Line Items]
Facilities					0	$ 0
Revolving Credit Facility \| Shinhan Bank, KEB Hana Bank and Kookmin Bank
Debt Instrument [Line Items]
Revolving credit facility				1 year
Extended term			1 year
Revolving Credit Facility \| Shinhan Bank and KEB Hana Bank
Debt Instrument [Line Items]
Extended term		1 year
New Revolving Credit Facility
Debt Instrument [Line Items]
Borrowing capacity					$ 21,600,000
Revolving credit facility					1 year