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The minimum cash balance under the line of credit agreement.

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Long-term Debt and Credit Arrangements (Details) $ / shares in Units, $ in Thousands			1 Months Ended		3 Months Ended	9 Months Ended
	Nov. 30, 2023 USD ($)	May 11, 2023 USD ($) $ / shares shares	Jun. 30, 2022 USD ($)	Nov. 30, 2019 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2024 USD ($) shares	Sep. 30, 2023 USD ($) shares	Dec. 31, 2023 USD ($)	May 31, 2023
Debt Instrument [Line Items]
Capped call transactions						$ 46,046	$ 53,035
Extinguishment of debt							49,335
Proceeds from warrants						497	13,201
Outstanding debt					$ 738,557	738,557		$ 654,713
Amount drawn under revolver						$ 0	55,000
Common Stock
Debt Instrument [Line Items]
Extinguishment of debt							$ 14
Exercise of bond hedge (in shares) \| shares		1,390,516				260,883	1,390,516
The 3.75% Convertible Notes
Debt Instrument [Line Items]
Default percentage									25.00%
The 3.75% Convertible Notes \| Convertible Debt
Debt Instrument [Line Items]
Interest rate					3.75%	3.75%			3.75%
Principal amount		$ 373,800
Conversion ratio		0.0216807
Conversion price (USD per share) \| $ / shares		$ 46.12
Debt instrument, redemption price, percentage		100.00%
Debt instrument, convertible, threshold percentage of stock price trigger		130.00%
Debt proceeds		$ 364,400
2.75% Convertible Notes
Debt Instrument [Line Items]
Interest rate					2.75%	2.75%
Principal amount				$ 230,000
Conversion ratio				0.0317776
Amortization of debt issuance costs					$ 3,000		$ 900
2.75% Convertible Notes \| Convertible Debt
Debt Instrument [Line Items]
Interest rate				2.75%	2.75%	2.75%
Termination fees		$ 198,800
Loss on debt extinguishment (in shares) \| shares		1,390,500
Extinguishment of debt		$ 198,700
Proceeds from warrants		13,200
Outstanding debt					$ 0	$ 0		31,338
The Credit Agreement
Debt Instrument [Line Items]
Line of credit borrowing capacity			$ 200,000
Sublimit for letters of credit			150,000
Outstanding letters of credit					16,500	$ 16,500
The Credit Agreement \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate \| Minimum
Debt Instrument [Line Items]
Variable interest rate						1.00%
The Credit Agreement \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate \| Maximum
Debt Instrument [Line Items]
Variable interest rate						2.00%
The Credit Agreement \| Base Rate \| Minimum
Debt Instrument [Line Items]
Variable interest rate						0.00%
The Credit Agreement \| Base Rate \| Maximum
Debt Instrument [Line Items]
Variable interest rate						1.00%
The Credit Agreement \| Line of Credit
Debt Instrument [Line Items]
Outstanding debt					0	$ 0		100,000
The Credit Agreement \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit borrowing capacity			$ 350,000
Debt term			5 years
Percent of EBITDA			100.00%
Line of credit remaining borrowing capacity					333,500	333,500
Amount drawn under revolver	$ 100,000					0
The Credit Agreement \| Financial Standby Letter of Credit
Debt Instrument [Line Items]
Line of credit borrowing capacity			$ 75,000
The Credit Agreement \| Swingline Loans
Debt Instrument [Line Items]
Sublimit for swingline loans			$ 20,000
Capped Call Transaction
Debt Instrument [Line Items]
Capped call transactions		$ 53,000
The Term Loan \| Line of Credit
Debt Instrument [Line Items]
Outstanding debt					$ 0	$ 0		$ 150,000
The Term Loan \| Secured Debt \| Line of Credit
Debt Instrument [Line Items]
Interest rate	5.00%
Line of credit borrowing capacity	$ 150,000