Investments and other assets - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	12 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Other non-operating items, net			$ 21,431	$ 6,825	$ (34,029)
Proceeds from maturity of debt securities available for sale	$ 3,000
MadHive Inc | Commercial Agreement | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Schedule of Equity Method Investments [Line Items]
Amortization period			2 years
Investment One
Schedule of Equity Method Investments [Line Items]
Equity investments, impairment loss			$ 2,500
Recorded gains				1,900
Different investment
Schedule of Equity Method Investments [Line Items]
Equity investments, impairment loss				$ 1,900
Reclassification out of Accumulated Other Comprehensive Income | AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Including Noncontrolling Interest
Schedule of Equity Method Investments [Line Items]
Other non-operating items, net		$ 20,800	$ 20,800