Debt and Finance Lease Obligations - Schedule of Debt and Finance Lease Obligations (Details) $ in Thousands, $ in Millions		Jun. 30, 2024 USD ($)	Jun. 30, 2024 CAD ($)	Dec. 31, 2023 USD ($)
Debt Instrument [Line Items]
Less unamortized debt issuance costs		$ (8,640)		$ (9,453)
Total debt		414,052		388,746
9.2% weighted-average interest rate at March 31, 2024 and December 31, 2023, due through 2067	[1]	63,270		63,929
Financing arrangements		4,974		0
Total debt and finance lease obligations	[2],[3]	482,296		452,675
Current portion		(12,948)		(8,371)
Long-term Debt and Lease Obligation, Total		469,348		444,304
Jasper Term Loan [Member]
Debt Instrument [Line Items]
Credit facility		20,000	$ 27.0
Jasper Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility	[4]	2,193		3,020
Fly Over Iceland Term Loan
Debt Instrument [Line Items]
Credit facility	[4]	405		475
Senior Secured Credit Facility | Jasper Term Loan [Member]
Debt Instrument [Line Items]
Credit facility	[4]	12,255		12,655
Senior Secured Credit Facility | Brewster Inc Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility	[4]	4,386		0
Senior Secured Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility	[4]	80,500		57,000
Senior Secured Credit Facility | Term Loan B
Debt Instrument [Line Items]
Credit facility	[4]	319,000		321,000
Second Amended And Restated Credit Agreement | FlyOver Iceland Credit Facility
Debt Instrument [Line Items]
Credit facility	[4]	$ 3,953		$ 4,049

[1] Refer to Note 20 – Leases and Other for additional information

[2] Cash paid for interest on debt was $24.0 million during the six months ended June 30, 2024 and $23.4 million during the six months ended June 30, 2023.

[3] The estimated fair value of total debt and finance leases was $390.0 million as of June 30, 2024 and $349.8 million as of December 31, 2023. The fair value of debt was estimated by discounting the future cash flows using rates currently available for debt of similar terms and maturity, which is a Level 2 measurement. Refer to Note 13 – Fair Value Measurements for additional information.

[4] Represents the weighted-average interest rate in effect as of the end of the respective periods, including any applicable margin. The interest rates do not include amortization of debt issuance costs, commitment fees, or any expense or income related to the Interest Rate Cap as discussed in Note 12 – Derivative.