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v3.23.1

Convertible Senior Notes, Net (Details) | 3 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2023 USD ($) $ / shares | Mar. 31, 2022 USD ($) | Dec. 31, 2018 USD ($) | Mar. 31, 2018 offering | Dec. 31, 2017 USD ($) | Mar. 20, 2023 USD ($) | Dec. 31, 2022 USD ($) | Sep. 30, 2022 USD ($) | Dec. 31, 2021 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent |  | $ 2,347,561,000 | $ 2,251,018,000 |  |  |  |  | $ 2,354,504,000 |  | $ 2,294,626,000
Realized gain on extinguishment of debt |  | 213,000 | 0 |  |  |  |  |  |  |
Adjustment due to Adoption of ASU |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent | [1] |  |  |  |  |  |  |  |  | (3,416,000)
Common Stock |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent |  | $ 1,413,000 | 1,405,000 |  |  |  |  | 1,406,000 |  | 1,399,000
Share price (in dollars per share) | $ / shares |  | $ 9.31 |  |  |  |  |  |  |  |
Additional Paid-In-Capital |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent |  | $ 2,714,555,000 | 2,703,354,000 |  |  |  |  | 2,716,907,000 |  | 2,721,042,000
Additional Paid-In-Capital | Adjustment due to Adoption of ASU |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent | [1] |  |  |  |  |  |  |  |  | (15,408,000)
Accumulated Deficit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent |  | $ (368,475,000) | (453,809,000) |  |  |  |  | (363,877,000) |  | (427,883,000)
Accumulated Deficit | Adjustment due to Adoption of ASU |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity attributable to parent | [1] |  |  |  |  |  |  |  |  | 11,992,000
2023 Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, repurchase amount |  |  |  |  |  |  | $ 7,100,000 |  |  |
Debt instrument, redemption price, percentage |  | 97.00% |  |  |  |  |  |  |  |
Realized gain on extinguishment of debt |  | $ 200,000 |  |  |  |  |  |  |  |
Convertible Debt |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | 222,910,000 |  |  |  |  |  | 230,000,000 |  |
Interest expense |  | 3,000,000 | 7,200,000 |  |  |  |  |  |  |
Non-cash interest expense |  | 400,000 | $ 800,000 |  |  |  |  |  |  |
Convertible Debt | 2022 Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Number of debt offerings issued | offering |  |  |  |  | 2 |  |  |  |  |
Debt instrument, face amount |  |  |  |  |  | $ 345,000,000 |  |  | $ 345,000,000 |
Stated interest rate |  |  |  |  |  | 4.75% |  |  |  |
Proceeds from convertible debt |  |  |  |  |  | $ 337,500,000 |  |  |  |
Convertible Debt | 2022 Notes | Additional Paid-In-Capital |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible debt, carrying amount of equity component |  |  |  |  |  |  |  |  |  | 11,000,000
Convertible Debt | 2023 Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  | $ 222,910,000 |  | $ 230,000,000 |  |  |  | $ 230,000,000 |  |
Stated interest rate |  | 5.38% |  | 5.375% |  |  |  | 5.38% |  |
Proceeds from convertible debt |  |  |  | $ 223,700,000 |  |  |  |  |  |
Convertible senior notes, net |  | $ 222,500,000 |  |  |  |  |  |  |  |
Unamortized discount |  | $ 400,000 |  |  |  |  |  |  |  |
Convertible Debt | 2023 Notes | Additional Paid-In-Capital |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible debt, carrying amount of equity component |  |  |  |  |  |  |  |  |  | 4,400,000
Convertible Debt | 2022 and 2023 Notes | Additional Paid-In-Capital |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible debt, carrying amount of equity component |  |  |  |  |  |  |  |  |  | $ 15,400,000
[1] | Refer to "Note 10 - Convertible Senior Notes, Net" for detail

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