Capital Stock - Schedule of Total Share-Based Compensation Expense Related to Non-Vested PSUs not Yet Recognized and Weighted Average Period (Details) - PSUs - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expense not yet recognized related to non-vested PSUs	$ 13,042	$ 9,644	$ 10,907
Weighted average period awards are expected to be recognized (in years)	1 year 10 months 24 days	1 year 8 months 12 days	1 year 9 months 18 days

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

IMAX CORP 10-K