Capital Stock - Summary of Share Repurchases (Details)	12 Months Ended
	Dec. 31, 2023 $ / shares shares	Dec. 31, 2023 $ / shares shares	Dec. 31, 2022 $ / shares shares	Dec. 31, 2022 $ / shares shares
IMAX China
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total Number of Shares Repurchased	16,800	16,800	2,961,800	2,961,800
Average Price Paid Per Share | (per share)	$ 0.91	$ 7.11	$ 1.02	$ 8.0
Parent [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total Number of Shares Repurchased	1,604,420	1,604,420	5,401,852	5,401,852
Average Price Paid Per Share | $ / shares	$ 16.45		$ 15.19