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Balance Sheet Details and Other Financial Information (Tables) | 9 Months Ended
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Sep. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Short-Term Marketable Securities | Short-term marketable securities, consisting of available-for-sale debt securities, were as follows as of the dates indicated:
| September 30, 2023
(In millions) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Market Value
Debt securities, available-for-sale: |  |  |  |  |  |  |
U.S. government agencies (1) | $ | 1,820.5 |  |  | $ | 0.5 |  |  | $ | (2.0) |  |  | $ | 1,819.0 |
Commercial paper | 387.5 |  |  | — |  |  | (0.2) |  |  | 387.3 |
Corporate debt | 391.2 |  |  | — |  |  | (0.9) |  |  | 390.3 |
Total debt securities, available-for-sale | $ | 2,599.2 |  |  | $ | 0.5 |  |  | $ | (3.1) |  |  | $ | 2,596.6 |
| December 31, 2022
(In millions) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Market Value
Debt securities, available-for-sale: |  |  |  |  |  |  |
U.S. government agencies (1) | $ | 1,535.1 |  |  | $ | 0.2 |  |  | $ | (4.6) |  |  | $ | 1,530.7 |
Commercial paper | 119.6 |  |  | — |  |  | (0.2) |  |  | 119.4 |
Corporate debt | 164.3 |  |  | — |  |  | (0.5) |  |  | 163.8 |
Total debt securities, available-for-sale | $ | 1,819.0 |  |  | $ | 0.2 |  |  | $ | (5.3) |  |  | $ | 1,813.9 |
(1) Includes debt obligations issued by U.S. government-sponsored enterprises or U.S. government agencies.
Schedule of Inventory |
(In millions) | September 30, 2023 |  | December 31, 2022
Raw materials | $ | 277.5 |  |  | $ | 159.0 |
Work-in-process | 27.5 |  |  | 17.2 |
Finished goods | 193.6 |  |  | 130.5 |
Total inventory | $ | 498.6 |  |  | $ | 306.7 |
Schedule of Prepaid and Other Current Assets |
(In millions) | September 30, 2023 |  | December 31, 2022
Prepaid expenses | $ | 55.2 |  |  | $ | 48.9 |
Prepaid inventory | 61.5 |  |  | 67.8 |
Deferred compensation plan assets | 13.7 |  |  | 10.2 |
Income tax receivables | 2.8 |  |  | 38.9 |
Other current assets | 40.6 |  |  | 26.8 |
Total prepaid and other current assets | $ | 173.8 |  |  | $ | 192.6 |
Schedule of Property and Equipment |
(In millions) | September 30, 2023 |  | December 31, 2022
Land and land improvements | $ | 31.8 |  |  | $ | 26.9 |
Building | 163.2 |  |  | 54.3 |
Furniture and fixtures | 35.9 |  |  | 32.6 |
Computer software and hardware | 62.1 |  |  | 48.8 |
Machinery and equipment | 632.5 |  |  | 449.2 |
Leasehold improvements | 276.6 |  |  | 264.4 |
Construction in progress | 343.1 |  |  | 542.6 |
Total cost | 1,545.2 |  |  | 1,418.8 |
Less accumulated depreciation and amortization | (466.3) |  |  | (363.2) |
Total property and equipment, net | $ | 1,078.9 |  |  | $ | 1,055.6 |
Schedule of Other Assets |
Other Assets
(In millions) | September 30, 2023 |  | December 31, 2022
Long-term investments | $ | 38.5 |  |  | $ | 19.0 |
Long-term deposits | 13.6 |  |  | 16.2 |
Other assets | 22.3 |  |  | 11.9 |
Total other assets | $ | 74.4 |  |  | $ | 47.1 |
Schedule of Accounts Payable and Accrued Liabilities |
(In millions) | September 30, 2023 |  | December 31, 2022
Accounts payable trade | $ | 242.4 |  |  | $ | 237.9 |
Accrued tax, audit, and legal fees | 218.8 |  |  | 44.8 |
Accrued rebates | 837.4 |  |  | 556.4 |
Accrued warranty | 13.3 |  |  | 12.8 |
Deferred compensation plan liabilities | 13.7 |  |  | 10.2 |
Other accrued liabilities | 47.5 |  |  | 39.7 |
Total accounts payable and accrued liabilities | $ | 1,373.1 |  |  | $ | 901.8 |
Schedule of Accrued Payroll and Related Expenses |
(In millions) | September 30, 2023 |  | December 31, 2022
Accrued wages, bonus and taxes | $ | 129.1 |  |  | $ | 96.8 |
Other accrued employee benefits | 22.2 |  |  | 37.5 |
Total accrued payroll and related expenses | $ | 151.3 |  |  | $ | 134.3 |
Schedule of Other Long-Term Liabilities |
(In millions) | September 30, 2023 |  | December 31, 2022
Finance lease obligations | $ | 57.9 |  |  | $ | 59.6 |
Deferred revenue, long-term | 21.3 |  |  | 19.0 |
Deferred tax liabilities | 4.6 |  |  | 4.9 |
Other tax liabilities | 37.0 |  |  | 32.7 |
Other liabilities | 13.1 |  |  | 12.1 |
Total other long-term liabilities | $ | 133.9 |  |  | $ | 128.3 |
Schedule of Other Income (Expense), Net |
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(In millions) | 2023 |  | 2022 |  | 2023 |  | 2022
Interest and dividend income | $ | 41.5 |  |  | $ | 5.7 |  |  | $ | 101.2 |  |  | $ | 10.4 |
Interest expense | (4.9) |  |  | (4.6) |  |  | (15.4) |  |  | (13.9) |
Other expense, net | (2.7) |  |  | (2.4) |  |  | (3.4) |  |  | (4.9) |
Total other income (expense), net | $ | 33.9 |  |  | $ | (1.3) |  |  | $ | 82.4 |  |  | $ | (8.4) |

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