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LONG-TERM DEBT - Narrative (Details) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 15, 2025 USD ($) $ / shares shares | Mar. 31, 2026 USD ($) | Mar. 31, 2025 USD ($) | Dec. 31, 2025 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2020 USD ($) day $ / shares | Apr. 30, 2020
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term debt, gross |  | $ 2,366,853 |  | $ 2,421,359 |  |  |
Loss on debt extinguishment |  | 12,009 | $ 0 |  |  |  |
Proceeds from issuance of convertible senior notes |  |  |  |  |  | $ 334,650 |
Capped Call Transaction |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Cost incurred in connection with capped calls |  |  |  |  |  | $ 35,673 |
Minimum | Call Option | Capped Call Transaction |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Strike price (in usd per share) | $ / shares |  |  |  |  |  | $ 12.84 |
Maximum | Call Option | Capped Call Transaction |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Strike price (in usd per share) | $ / shares |  |  |  |  |  | $ 18.19 |
Convertible Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Purchase of outstanding debt |  |  |  |  | $ 14,346 |  |
Senior Notes due March 2034 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term debt, gross |  | $ 500,000 |  | 0 |  |  |
Stated rate, debt instrument |  | 5.875% |  |  |  |  |
Debt instrument, price, percentage of par |  | 10000.00% |  |  |  |  |
Senior Notes due January 2029 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term debt, gross |  | $ 0 |  | 500,000 |  |  |
Stated rate, debt instrument |  | 6.00% |  |  |  |  |
Purchase and retirement of long term debt |  | $ 500,000 |  |  |  |  |
Loss on debt extinguishment |  | 12,009 |  |  |  |  |
Convertible Senior Notes due 2026 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term debt, gross |  | $ 208,447 |  | 208,131 |  |  |
Stated rate, debt instrument |  | 2.25% |  |  |  |  |
Principal |  | $ 208,553 |  | 208,556 |  |  |
Convertible Senior Notes due 2026 | Convertible Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term debt, gross |  | 208,447 |  | 208,131 |  |  |
Stated rate, debt instrument |  |  |  |  |  | 2.25% | 2.25%
Loss on debt extinguishment |  |  |  | 842 |  |  |
Principal | $ 122,098 | 208,553 |  | 208,556 |  | $ 345,000 |
Conversion price (in usd per share) | $ / shares | $ 12.84 |  |  |  |  |  |
Additional cash consideration | $ 855 |  |  |  |  |  |
Conversion ratio (in shares) |  |  |  |  |  | 77.8816 |
Debt issuance costs gross |  |  |  |  |  | $ 10,350 |
Convertible Senior Notes due 2026 | Convertible Notes | Common Stock |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Issuance related to convertible debt (in shares) | shares | 9,509,188 |  |  |  |  |  |
Convertible Senior Notes due 2026 | Convertible Notes | Debt Instrument, Redemption, Period One |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Threshold percentage of stock price trigger |  |  |  |  |  | 130.00% |
Threshold trading days | day |  |  |  |  |  | 20 |
Threshold consecutive trading days | day |  |  |  |  |  | 30 |
Convertible Senior Notes due 2026 | Convertible Notes | Debt Instrument, Redemption, Period Two |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Threshold percentage of stock price trigger |  |  |  |  |  | 98.00% |
Threshold trading days | day |  |  |  |  |  | 5 |
Threshold consecutive trading days | day |  |  |  |  |  | 10 |
Initial Notes - Convertible 7.25% Senior Notes Due 2032 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal |  |  | 400,000 |  |  |  |
Convertible 2.25% Senior Notes Due 2026, Additional Option To Initial Purchasers | Convertible Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal |  |  |  |  |  | $ 45 |
Convertible 2.25% Senior Notes Due 2026, Liability Component | Convertible Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt issuance costs gross |  |  |  |  |  | 7,024 |
Convertible 2.25% Senior Notes Due 2026, Equity Component | Convertible Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt issuance costs gross |  |  |  |  |  | $ 3,326 |
New Notes - Convertible 7.25% Senior Notes Due 2032 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal |  |  | $ 200,000 |  |  |  |
Convertible 7.25% Senior Notes Due 2032 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Long-term debt, gross |  | $ 595,049 |  | $ 594,840 |  |  |
Stated rate, debt instrument |  | 7.25% |  |  |  |  |
Debt instrument, price, percentage of par |  |  | 100.50% |  |  |  |
Principal |  | $ 600,000 |  |  |  |  |
Underwriter discount and issuance costs |  |  | $ 1,500 |  |  |  |

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