Revenue from Contracts with Customers - Disaggregation of Revenue by Segment (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Revenue from Contracts with Customers [Line Items]
Revenues	[1]	$ 60,036	$ 38,754
Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		23,448	11,440
Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		20,632	13,236
Lease Arrangements [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		13,651	11,473
Finance Income [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		2,305	2,605
Technology Sales [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		8,976	6,175
Technology Sales [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		7,537	1,943
Technology Sales [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		449	1,118
Technology Sales [Member] | IMAX Systems [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		6,313	3,294
Technology Sales [Member] | IMAX Systems [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		5,945	838
Technology Sales [Member] | IMAX Systems [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		368	1,080
Technology Sales [Member] | Joint Revenue Sharing Arrangements, fixed fees [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		990	1,738
Technology Sales [Member] | Joint Revenue Sharing Arrangements, fixed fees [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Joint Revenue Sharing Arrangements, fixed fees [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Other Theater Business [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		670	437
Technology Sales [Member] | Other Theater Business [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		670	437
Technology Sales [Member] | Other Theater Business [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		1,003	706
Technology Sales [Member] | All Other [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		922	668
Technology Sales [Member] | All Other [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		81	38
Technology Sales [Member] | Lease Arrangements [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		990	3,114
Technology Sales [Member] | Lease Arrangements [Member] | IMAX Systems [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	1,376
Technology Sales [Member] | Lease Arrangements [Member] | Joint Revenue Sharing Arrangements, fixed fees [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		990	1,738
Technology Sales [Member] | Lease Arrangements [Member] | Other Theater Business [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Lease Arrangements [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Finance Income [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Finance Income [Member] | IMAX Systems [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Finance Income [Member] | Joint Revenue Sharing Arrangements, fixed fees [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Finance Income [Member] | Other Theater Business [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Sales [Member] | Finance Income [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		36,094	21,615
Image Enhancement and Maintenance Services [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		15,911	9,497
Image Enhancement and Maintenance Services [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		20,183	12,118
Image Enhancement and Maintenance Services [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		182	(48)
Image Enhancement and Maintenance Services [Member] | All Other [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | All Other [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		182	(48)
Image Enhancement and Maintenance Services [Member] | IMAX DMR [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		19,564	11,944
Image Enhancement and Maintenance Services [Member] | IMAX DMR [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | IMAX DMR [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		19,564	11,944
Image Enhancement and Maintenance Services [Member] | IMAX Maintenance Segment [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		14,942	8,906
Image Enhancement and Maintenance Services [Member] | IMAX Maintenance Segment [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		14,942	8,906
Image Enhancement and Maintenance Services [Member] | IMAX Maintenance Segment [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Film Post-Production [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		825	591
Image Enhancement and Maintenance Services [Member] | Film Post-Production [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		825	591
Image Enhancement and Maintenance Services [Member] | Film Post-Production [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Film Distribution [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		581	222
Image Enhancement and Maintenance Services [Member] | Film Distribution [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		144	0
Image Enhancement and Maintenance Services [Member] | Film Distribution [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		437	222
Image Enhancement and Maintenance Services [Member] | Lease Arrangements [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Lease Arrangements [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Lease Arrangements [Member] | IMAX DMR [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Lease Arrangements [Member] | IMAX Maintenance Segment [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Lease Arrangements [Member] | Film Post-Production [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Lease Arrangements [Member] | Film Distribution [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Finance Income [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Finance Income [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Finance Income [Member] | IMAX DMR [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Finance Income [Member] | IMAX Maintenance Segment [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Finance Income [Member] | Film Post-Production [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Image Enhancement and Maintenance Services [Member] | Finance Income [Member] | Film Distribution [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Rentals [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		12,661	8,359
Technology Rentals [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Rentals [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Rentals [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		18
Technology Rentals [Member] | All Other [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0
Technology Rentals [Member] | All Other [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0
Technology Rentals [Member] | Joint Revenue Sharing Arrangements, Contingent Rent [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		12,643	8,359
Technology Rentals [Member] | Joint Revenue Sharing Arrangements, Contingent Rent [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Rentals [Member] | Joint Revenue Sharing Arrangements, Contingent Rent [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Rentals [Member] | Lease Arrangements [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		12,661	8,359
Technology Rentals [Member] | Lease Arrangements [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		18
Technology Rentals [Member] | Lease Arrangements [Member] | Joint Revenue Sharing Arrangements, Contingent Rent [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		12,643	8,359
Technology Rentals [Member] | Finance Income [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Technology Rentals [Member] | Finance Income [Member] | All Other [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0
Technology Rentals [Member] | Finance Income [Member] | Joint Revenue Sharing Arrangements, Contingent Rent [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Finance Income [Member] | IMAX Systems [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		2,305	2,605
Finance Income [Member] | IMAX Systems [Member] | Fixed Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Finance Income [Member] | IMAX Systems [Member] | Variable Consideration [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Finance Income [Member] | Lease Arrangements [Member] | IMAX Systems [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		0	0
Finance Income [Member] | Finance Income [Member] | IMAX Systems [Member]
Revenue from Contracts with Customers [Line Items]
Revenues		$ 2,305	$ 2,605

[1] The Company’s largest customer represents 28% of total Revenues for the three months ended March 31, 2022 (2021 — 31%). No single customer comprises more than 10% of the Company’s total Accounts Receivable as of March 31, 2022 and December 31, 2021.