Borrowings - Additional Information (Details) ¥ in Millions				3 Months Ended		12 Months Ended	48 Months Ended
	Mar. 25, 2022 USD ($)	Mar. 19, 2021 USD ($)	May 29, 2019 USD ($)	Mar. 31, 2023 USD ($) $ / shares	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Mar. 31, 2023 CNY (¥)	Dec. 31, 2022 CNY (¥)	Jun. 30, 2022 USD ($)	Jun. 30, 2022 CNY (¥)	Oct. 31, 2019 USD ($)	May 29, 2019 CAD ($)
Borrowings (Textual) [Abstract]
Credit facility description				On March 25, 2022, the Company entered into a Sixth Amended and Restated Credit Agreement with Wells Fargo Bank, National Association, as agent (the “Agent”), and a syndicate of lenders party thereto (the “Credit Agreement”), which extended the maturity date of the credit facility under the Credit Agreement (the “Credit Facility”) from June 28, 2023 to March 25, 2027. The Company’s obligations under the Credit Agreement are guaranteed by certain of the Company’s subsidiaries (the “Guarantors”), and are secured by first-priority security interests in substantially all of the assets of the Company and the Guarantors.
Credit facility maturity date				Mar. 25, 2027
Current borrowing capacity				$ 300,000,000.0
Line of credit facility covenant terms				The Credit Facility requires that the Company maintain a maximum Senior Secured Net Leverage Ratio (as defined in the Credit Agreement) of no greater than 3.25:1.00, on the last day of each Fiscal Quarter.
Letters of guarantee outstanding				$ 400,000		$ 400,000	$ 400,000	¥ 3.0	¥ 2.8
Debt issuance costs paid					$ 1,783,000
Convertible Notes [Member]
Borrowings (Textual) [Abstract]
Borrowings				230,000,000		230,000,000	230,000,000
Debt instrument, principal amount		$ 230,000,000.0		$ 230,000,000.0
Debt instrument, annual interest rate		0.50%		0.50%				0.50%
Proceeds from issuance of convertible notes, net		$ 223,700,000
Debt instrument, frequency of periodic interest payment				semi-annually
Debt instrument, payment terms				The Convertible Notes are senior unsecured obligations of the Company and bear interest at a rate of 0.500% per annum on the principal of $230.0 million, payable semi-annually in arrears on April 1 and October 1 of each year, beginning on October 1, 2021.
Debt instrument, date of first required payment				Oct. 01, 2021
Debt instrument, maturity date				Apr. 01, 2026
Debt instrument, convertible, terms of conversion feature				Holders of the Convertible Notes have the right to convert their Convertible Notes in certain circumstances and during specified periods. Before January 1, 2026, holders of the Convertible Notes have the right to convert their Convertible Notes only upon the occurrence of certain events. From and after January 1, 2026, holders of the Convertible Notes may convert their Convertible Notes at any time at their election until the close of business on the second scheduled trading day immediately before the maturity date. Upon conversion, the Company will pay or deliver, as applicable, cash or a combination of cash (in an amount no less than the principal amount of the Convertible Notes being converted) and common shares, at its election, based on the applicable conversion rates. The initial conversion rate is 34.7766 common shares per $1,000 principal amount of Convertible Notes, which represents an initial conversion price of approximately $28.75 per common share, and is subject to adjustment upon the occurrence of certain events.
Debt instrument, initial conversion rate per $1,000 principal amount				34.7766
Convertible notes principal amount				$ 1,000
Debt instrument, initial conversion price | $ / shares				$ 28.75
Debt instrument, redemption, description				The Convertible Notes are redeemable, in whole or in part, at the Company’s option at any time, and from time to time, on or after April 6, 2024 and on or before the 40th scheduled trading day immediately before the maturity date, at a cash redemption price equal to the principal amount of the Convertible Notes to be redeemed, plus accrued and unpaid interest, if any, but only if the last reported sale price per share of the Company’s common stock exceeds 130% of the conversion price for a specified period of time. In addition, calling any Convertible Notes for redemption will constitute a “make-whole fundamental change” with respect to such notes, in which case the conversion rate applicable to the conversion of such notes will be increased in certain circumstances if such notes are converted after they are called for redemption.
Debt instrument, redemption start date				Apr. 06, 2024
Convertible Notes [Member] | Call Option [Member]
Borrowings (Textual) [Abstract]
Cap price of capped call transactions | $ / shares				37.2750
Percentage of premium of cap price over last reported sale price per common share on March 16, 2021				75.00%
Cost of capped call transactions				$ 19,100,000
Reduction to other equity				$ 19,100,000
Bank of China Facility [Member]
Borrowings (Textual) [Abstract]
Credit facility description				In June 2022, IMAX (Shanghai) Multimedia Technology Co., Ltd. (“IMAX Shanghai”), one of the Company’s majority-owned subsidiaries in China, renewed its unsecured revolving facility with Bank of China for up to 200.0 million Chinese Renminbi (“RMB”) ($29.1 million), including RMB 10.0 million ($1.4 million) for letters of guarantee, to fund ongoing working capital requirements (the “Bank of China Facility”).
Current borrowing capacity										$ 29,100,000	¥ 200.0
Borrowings				$ 400,000		$ 400,000	400,000	¥ 2.6	2.6
Effective interest rate				3.85%		4.15%
Line of credit facility expiration period				2023-09
Letters of guarantees borrowing capacity										1,400,000	10.0
Remaining borrowing capacity				$ 27,300,000				187.4
HSBC China Facility [Member]
Borrowings (Textual) [Abstract]
Current borrowing capacity										$ 29,100,000	¥ 200.0
Borrowings				$ 12,200,000		$ 12,500,000	12,500,000	83.6	¥ 87.0
Effective interest rate				3.88%		3.91%
Remaining borrowing capacity				$ 16,900,000				116.4
Federal Economic Development Loan Payable [Member]
Borrowings (Textual) [Abstract]
Loans payable				3,128,000		$ 2,812,000	2,812,000
Debt instrument, fair value				2,043,000		1,782,000	$ 1,782,000
Federal Economic Development Loan Payable [Member] | Interest Income [Member]
Borrowings (Textual) [Abstract]
Interest free benefit of government funding				100,000
Federal Economic Development Loan Payable [Member] | Interest Expense [Member]
Borrowings (Textual) [Abstract]
Interest accretion expense				100,000
Federal Economic Development Loan Payable [Member] | SSIMWAVE Inc. [Member]
Borrowings (Textual) [Abstract]
Debt instrument, annual interest rate			0.00%										0.00%
Percentage of contributions cover eligible and supported costs							35.00%
Contributions repayable months			60 months
Debt instrument repayment beginning month and year			2024-01
Foreign Exchange Facility [Member]
Borrowings (Textual) [Abstract]
Unrealized gain (loss) on outstanding foreign currency forward contracts				(200,000)		(600,000)	$ (600,000)
Notional Amount of arrangements entered into				34,400,000		24,700,000	24,700,000
Letter of Credit | Bank of China Facility [Member]
Borrowings (Textual) [Abstract]
Remaining borrowing capacity				$ 1,000,000.0				¥ 7.0
NBC Facility [Member]
Borrowings (Textual) [Abstract]
Credit facility maturity date				Jun. 30, 2023
Current borrowing capacity												$ 5,000,000.0
Remaining borrowing capacity				$ 0		0	0
Wells Fargo Credit Facility [Member]
Borrowings (Textual) [Abstract]
Borrowings				20,000,000	0	25,000,000	25,000,000
Letters of credit or advance payment guarantees				$ 0		$ 0	$ 0
Line of credit facility covenant terms				The Credit Agreement contains customary affirmative and negative covenants, including covenants that limit indebtedness, liens, asset sales, investments and restricted payments, in each case subject to negotiated exceptions and baskets. The Credit Agreement also contains customary representations, warranties and event of default provisions.The Company incurred fees of approximately $2.5 million in connection with the March 25, 2022 amendment of the Credit Agreement, which are being amortized on a straight-line basis over the term of the Credit Agreement. In the first quarter of 2022, the Company expensed $0.4 million in unamortized deferred financing costs associated with lenders that are no longer parties to the Credit Agreement.
Debt instrument net leverage ratio				0.00
Interest rate description				Loans under the Credit Facility bear interest, at the Company’s option, at (i) Term Secure Overnight Financing Rate (“SOFR”), Eurocurrency Rate or Canadian Dollar Offered Rate (“CDOR”) plus a margin ranging from 1.00% to 1.75% per annum; or (ii) the U.S. base rate or the Canadian prime rate plus a margin ranging from 0.25% to 1.00% per annum, in each case depending on the Company’s total leverage ratio. In no event will Term SOFR, Eurocurrency Rate or CDOR Rate be less than 0.00% per annum.
Effective interest rate				6.35%
Fees incurred with amendments	$ 2,500,000
Unamortized deferred financing costs expenses					$ 400,000
Remaining borrowing capacity				$ 280,000,000.0
Wells Fargo Credit Facility [Member] | Secure Overnight Financing Rate, Eurocurrency Rate or Canadian Dollar Offered Rate [Member]
Borrowings (Textual) [Abstract]
Interest rate margin percentage				1.75%
Interest rate maximum margin percentage				0.00%
Minimum [Member]
Borrowings (Textual) [Abstract]
Borrowing capacity under uncommitted accordion feature				$ 140,000,000.0
Minimum [Member] | Convertible Notes [Member]
Borrowings (Textual) [Abstract]
Percentage of last reported sale price per common share against conversion price for specific period of time				130.00%
Minimum [Member] | Wells Fargo Credit Facility [Member] | Secure Overnight Financing Rate, Eurocurrency Rate or Canadian Dollar Offered Rate [Member]
Borrowings (Textual) [Abstract]
Interest rate margin percentage				1.00%
Minimum [Member] | Wells Fargo Credit Facility [Member] | U.S. Base Rate or Canadian Prime Rate [Member]
Borrowings (Textual) [Abstract]
Interest rate margin percentage				0.25%
Maximum [Member]
Borrowings (Textual) [Abstract]
Borrowing capacity under uncommitted accordion feature				$ 440,000,000.0
Maximum [Member] | Federal Economic Development Loan Payable [Member] | SSIMWAVE Inc. [Member]
Borrowings (Textual) [Abstract]
Debt instrument, principal amount			$ 3,100,000										$ 4,200,000
Maximum [Member] | Wells Fargo Credit Facility [Member]
Borrowings (Textual) [Abstract]
Debt instrument net leverage ratio				3.25
Unrestricted cash and cash equivalents held outside of People's Republic of China				$ 75,000,000.0
Maximum [Member] | Wells Fargo Credit Facility [Member] | Secure Overnight Financing Rate, Eurocurrency Rate or Canadian Dollar Offered Rate [Member]
Borrowings (Textual) [Abstract]
Interest rate margin percentage				1.75%
Maximum [Member] | Wells Fargo Credit Facility [Member] | U.S. Base Rate or Canadian Prime Rate [Member]
Borrowings (Textual) [Abstract]
Interest rate margin percentage				1.00%