Debt and Finance Lease Obligations - Narrative (Details) $ in Thousands, € in Millions, kr in Millions						12 Months Ended
		Dec. 01, 2021	Jul. 30, 2021 USD ($)	Jan. 08, 2021	Aug. 05, 2020 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Jan. 01, 2022 USD ($)	Jan. 01, 2022 ISK (kr)	Dec. 31, 2020 ISK (kr)	Dec. 29, 2020 ISK (kr)	Oct. 15, 2020 ISK (kr)	Aug. 31, 2020 USD ($)	Feb. 15, 2019 USD ($)	Feb. 15, 2019 EUR (€)	Oct. 24, 2018 USD ($)
Line Of Credit Facility [Line Items]
Fees					$ 9,200
Write off unamortized debt						$ 14,804	$ 2,737
Liabilities Current						$ 175,126	97,733
Insurance premium payment due term						12 months
Weighted average interest rate						3.64%
Revolving Credit Facility
Line Of Credit Facility [Line Items]
Borrowing capacity on line of credit													$ 450,000
FlyOver Iceland Credit Facility
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity														$ 5,600	€ 5.0
Maturity date		Mar. 01, 2025		Sep. 01, 2023		Mar. 01, 2022
Additional capital								$ 600	kr 5.0
Credit facility	[1]					$ 5,566	5,820
Revolving credit facility, balance outstanding	[1]					$ 5,566	5,820
Maximum borrowing capacity on credit facility														$ 5,600	€ 5.0
Line Of Credit Facility Amendment Description						an addendum to the FlyOver Iceland Credit Facility effective January 8, 2021 wherein the principal payments were deferred for twelve months beginning December 1, 2020, with the first payment due December 1, 2021. The addendum also extended the maturity date to September 1, 2023. During the first quarter of 2021, we obtained a waiver of certain covenants to the FlyOver Iceland Credit Facility through December 2021. There were no other changes to the terms of the FlyOver Iceland Credit Facility.
Line Of Credit Facility Date Of First Required Payment1		Dec. 01, 2022		Dec. 01, 2021
Fly Over Iceland Term Loan
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity							700			kr 90.0
Credit facility	[1]					$ 689	705
Revolving credit facility, balance outstanding	[1]					689	705
Maximum borrowing capacity on credit facility							700			kr 90.0
2021 Credit Facility
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			$ 500,000
Loans Proceeds Offset			400,000
Fees			$ 14,800
Commitment fee percentage on line of credit			0.50%
Maximum borrowing capacity on credit facility			$ 500,000
2021 Credit Facility | Maximum | LIBOR rate [Member]
Line Of Credit Facility [Line Items]
Interest rate description			LIBOR plus 3.50% with an undrawn fee of 0.50%
2021 Credit Facility | Minimum [Member] | LIBOR rate [Member]
Line Of Credit Facility [Line Items]
Interest rate description			LIBOR plus 2.50% with an undrawn fee of 0.30%
2021 Credit Facility | Revolving Credit Facility
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			$ 100,000
Maturity date			Jul. 30, 2026
Minimum liquidity requirement			$ 75,000
Remaining borrowing capacity on line of credit						87,400
Credit facility						100,000
Revolving credit facility, balance outstanding						100,000
Letters of Credit Outstanding						12,600
Maximum borrowing capacity on credit facility			$ 100,000
2021 Credit Facility | Revolving Credit Facility | LIBOR rate [Member]
Line Of Credit Facility [Line Items]
Interest rate description			LIBOR plus 3.50%
2021 Credit Facility | Revolving Credit Facility | Maximum
Line Of Credit Facility [Line Items]
Financial covenants leverage ratio step up			4.00%
Debt covenant, interest coverage ratio			2.50%
Leverage ratio			4.50%
2021 Credit Facility | Revolving Credit Facility | Minimum [Member]
Line Of Credit Facility [Line Items]
Interest coverage ratio			2.00%
2021 Credit Facility | Term Loan B
Line Of Credit Facility [Line Items]
Borrowing capacity on line of credit			$ 400,000
Line of Credit Facility, Maximum Borrowing Capacity			400,000
Loans Proceeds Offset			$ 327,000
Maturity date			Jul. 30, 2028
Maximum borrowing capacity on credit facility			$ 400,000
2021 Credit Facility | Term Loan B | LIBOR rate [Member]
Line Of Credit Facility [Line Items]
Interest rate description			5.00%, with a LIBOR floor of 0.50%
Second Amended And Restated Credit Agreement [Member]
Line Of Credit Facility [Line Items]
Write off unamortized debt						$ 2,100
Second Amended And Restated Credit Agreement [Member] | Revolving Credit Facility
Line Of Credit Facility [Line Items]
Borrowing capacity on line of credit																$ 450,000
Maturity date			Oct. 24, 2023
Credit facility	[1]						266,762
Revolving credit facility, balance outstanding	[1]						$ 266,762
Second Amended And Restated Credit Agreement [Member] | Term Loan B
Line Of Credit Facility [Line Items]
Loans Proceeds Offset			$ 400,000
Fees			$ 14,800
Interest coverage ratio			0.00%
First Term Loan [Member] | Fly Over Iceland Term Loan
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity | kr												kr 10.0
Maturity date							Apr. 01, 2023
Maximum borrowing capacity on credit facility | kr												10.0
Line Of Term Loan Amendment Description							bears interest on a seven-day term deposit at the Central Bank of Iceland.
Second Term Loan [Member] | Fly Over Iceland Term Loan
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity | kr												30.0
Maturity date							Oct. 01, 2024
Maximum borrowing capacity on credit facility | kr												kr 30.0
Third Term Loan [Member]
Line Of Credit Facility [Line Items]
Line Of Term Loan Amendment Description							bears interest on a seven-day term deposit at the Central Bank of Iceland plus 3.07%. The third term loan for ISK 50.0 million was entered into effective December 29, 2020 with a maturity date of February 1, 2023 and bears interest at one-month Reykjavik InterBank Offered Rate (“REIBOR”) plus 4.99%. The Icelandic State Treasury guarantees supplemental loans provided by credit institutions to companies impacted by the COVID-19 pandemic. Accordingly, the Icelandic State Treasury guaranteed the repayment of up to 85% of the principal and interest on the ISK 10.0 million and ISK 30.0 million term loans and 70% of the principal amount on the ISK 50.0 million term loan.
Third Term Loan [Member] | Fly Over Iceland Term Loan
Line Of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity | kr											kr 50.0
Maturity date							Feb. 01, 2023
Maximum borrowing capacity on credit facility | kr											kr 50.0
Line Of Term Loan Amendment Description							bears interest at one-month Reykjavik InterBank Offered Rate (“REIBOR”) plus 4.99%. The Icelandic State Treasury guarantees supplemental loans provided by credit institutions to companies impacted by the COVID-19 pandemic. Accordingly, the Icelandic State Treasury guaranteed the repayment of up to 85% of the principal and interest on the ISK 10.0 million and ISK 30.0 million term loans and 70% of the principal amount on the ISK 50.0 million term loan

[1] Represents the weighted-average interest rate in effect at the respective periods, including any applicable margin. The interest rates do not include amortization of debt issuance costs or commitment fees.