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Convertible debt (Details) $ / shares in Units, $ in Thousands		3 Months Ended	12 Months Ended
	Oct. 10, 2023 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) $ / shares	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Aug. 23, 2023 USD ($)
Debt Instrument [Line Items]
Repayment of Convertible Debt		$ 21,700	$ (21,713)	$ 0	$ 0
Debt Instrument, Face Amount			266,816	288,529
Debt Instrument, Unamortized Premium			7,092	9,776
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net			(3,111)	(4,313)
Convertible Debt			270,797	293,992
Debt Instrument, Periodic Payment, Interest			6,078	5,145	4,813
Amortization of Debt Issuance Cost			1,202	1,349	1,491
Amortization of Debt Discount (Premium)			(2,684)	(612)	0
Interest Expense, Debt			4,596	5,882	6,304
Loss on Extinguishment of Debt			0	1,779	0
Derivative, Loss on Derivative			0	4,489	0
Debt Instrument, Fair Value Disclosure			250,500	320,500
Purchase of capped call			$ 0	22,193	$ 0	$ 25,300	$ 16,400
Notes due 2024 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			1.00%
Debt Instrument, Convertible, Conversion Ratio			15.1394
Debt Instrument, Convertible, Stock Price Trigger | $ / shares			$ 66.05
Debt Instrument, Face Amount				21,700			$ 143,800
Extinguishment of Debt, Amount	$ 122,000
Debt Instrument, Convertible, Conversion Price | $ / shares			$ 101.62
Notes due 2027 [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			2.25%
Debt Instrument, Convertible, Conversion Ratio			23.9137
Debt Instrument, Convertible, Stock Price Trigger | $ / shares			$ 41.82
Debt Instrument, Face Amount				266,800		$ 150,000
Debt Conversion, Converted Instrument, Amount	116,800
Debt Instrument, Convertible, Remaining Discount Amortization Period			33 months
Debt Instrument, Convertible, Conversion Price | $ / shares			$ 78.90
Notes Exchange - Capped Call
Debt Instrument [Line Items]
Derivative, Loss on Derivative				600
Notes Exchange
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage			2.14%
Derivative Liability								$ 0
Derivative, Loss on Derivative				3,900
Debt Issuance Cost				2,200
Debt Instrument, Fair Value Disclosure								$ 123,300
Derivative Assets (Liabilities), at Fair Value, Net	$ 3,900
Notes due 2024- subject to Exchange
Debt Instrument [Line Items]
Debt Instrument, Face Amount				$ 122,000

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The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The price per share of the conversion feature embedded in the debt instrument.

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Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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