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v3.23.3

Debt - Narrative (Details) |  | 1 Months Ended | 9 Months Ended | 18 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Aug. 15, 2022 USD ($) | Sep. 30, 2022 USD ($) | Apr. 30, 2022 USD ($) | Apr. 08, 2022 | Sep. 30, 2019 USD ($) D $ / shares | Sep. 30, 2023 USD ($) | Mar. 14, 2022 | Dec. 31, 2022 USD ($) | Aug. 31, 2015 USD ($)
Long-term debt |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  | $ 573,174,000 |  | $ 571,722,000 |
Additional paid-in capital |  |  |  |  |  | $ 2,447,292,000 |  | 2,305,020,000 |
1.50% Convertible senior notes due 2026 |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |
Interest rate ( as a percent ) |  |  |  |  |  | 1.50% |  |  |
Incremental interest rate per annum |  |  |  | 0.50% |  |  | 0.50% |  |
Additional interest paid |  | $ 100,000 | $ 2,100,000 |  |  |  |  |  |
Convertible debt | 1.50% Convertible senior notes due 2026 |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |
Net carrying amount |  |  |  |  |  | $ 283,916,000 |  | 283,044,000 |
Debt principal amount |  |  |  |  | $ 287,500,000 | $ 287,500,000 |  | $ 287,500,000 |
Debt instrument additional amount available for repurchase |  |  |  |  | $ 37,500,000 |  |  |  |
Interest rate ( as a percent ) |  |  |  |  | 1.50% | 1.50% |  |  |
Net proceeds from issuance of convertible notes |  |  |  |  | $ 279,300,000 |  |  |  |
Trading days, number | D |  |  |  |  | 20 |  |  |  |
Consecutive trading days, period | D |  |  |  |  | 30 |  |  |  |
Stock price trigger |  |  |  |  | 130.00% |  |  |  |
Business days, period |  |  |  |  | 5 days |  |  |  |
Consecutive trading-day period |  |  |  |  | 5 days |  |  |  |
Maximum product of the closing sale price of shares of the Company's common stock and the applicable conversion rate for such trading day |  |  |  |  | 98.00% |  |  |  |
Conversion ratio |  |  |  |  | 19.0404 |  |  |  |
Conversion price per share (in dollars per share) | $ / shares |  |  |  |  | $ 52.52 |  |  |  |
Redemption price as percent of principal amount |  |  |  |  | 100.00% |  |  |  |
Convertible instruments principal and unpaid interest payable upon events of default |  |  |  |  | 100.00% |  |  |  |
Minimum percentage of principal held by convertible debt instrument holders required to issue notice for declaration of principal and unpaid interest payable upon events of default |  |  |  |  | 25.00% |  |  |  |
Term of the convertible notes |  |  |  |  |  | 3 years |  |  |
Convertible debt | 1.50% Convertible senior notes due 2026 | Redemption on or after September 20, 2023 |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |
Trading days, number | D |  |  |  |  | 19 |  |  |  |
Consecutive trading days, period | D |  |  |  |  | 30 |  |  |  |
Stock price trigger |  |  |  |  | 130.00% |  |  |  |
Redemption price as percent of principal amount |  |  |  |  | 100.00% |  |  |  |
Sinking fund |  |  |  |  | $ 0 |  |  |  |
Convertible debt | 3.00% Convertible senior notes due 2022 |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |
Debt principal amount |  |  |  |  |  |  |  |  | $ 150,000,000.0
Interest rate ( as a percent ) |  |  |  |  |  |  |  |  | 3.00%
Repayment of convertible notes including accrued interest | $ 152,300,000 |  |  |  |  |  |  |  |

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