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Balance Sheet Details (Tables) | 12 Months Ended
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Dec. 31, 2021
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:
| December 31, 2021
(In millions) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Market Value
Debt securities, available-for-sale: |  |  |  |  |  |  |
U.S. government agencies | $ | 1,212.1 |  |  | $ | — |  |  | $ | (1.5) |  |  | $ | 1,210.6 |
Commercial paper | 189.8 |  |  | — |  |  | (0.1) |  |  | 189.7 |
Corporate debt | 224.6 |  |  | — |  |  | (0.3) |  |  | 224.3 |
Supranationals | 54.1 |  |  | — |  |  | (0.1) |  |  | 54.0 |
Total debt securities, available-for-sale | $ | 1,680.6 |  |  | $ | — |  |  | $ | (2.0) |  |  | $ | 1,678.6 |
| December 31, 2020
(In millions) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Market Value
Debt securities, available-for-sale: |  |  |  |  |  |  |
U.S. government agencies | $ | 1,570.4 |  |  | $ | 0.1 |  |  | $ | (0.1) |  |  | $ | 1,570.4 |
Commercial paper | 258.7 |  |  | 0.1 |  |  | — |  |  | 258.8 |
Corporate debt | 60.9 |  |  | — |  |  | — |  |  | 60.9 |
Total debt securities, available-for-sale | $ | 1,890.0 |  |  | $ | 0.2 |  |  | $ | (0.1) |  |  | $ | 1,890.1 |
Schedule of Accounts Receivable |
| December 31,
(In millions) | 2021 |  | 2020
Accounts receivable | $ | 519.7 |  |  | $ | 435.7 |
Less allowance for doubtful accounts | (5.4) |  |  | (7.2) |
Total accounts receivable, net | $ | 514.3 |  |  | $ | 428.5 |
Schedule of Inventory |
| December 31,
(In millions) | 2021 |  | 2020
Raw materials | $ | 145.2 |  |  | $ | 69.9 |
Work-in-process | 16.2 |  |  | 14.2 |
Finished goods | 195.9 |  |  | 150.6 |
Total inventory | $ | 357.3 |  |  | $ | 234.7 |
Schedule of Property and Equipment |
| December 31,
(In millions) | 2021 |  | 2020
Land (1) | $ | 15.6 |  |  | $ | 15.6 |
Building (1) | 49.1 |  |  | 49.2 |
Furniture and fixtures | 30.7 |  |  | 15.3 |
Computer software and hardware | 52.7 |  |  | 35.7 |
Machinery and equipment | 272.9 |  |  | 198.9 |
Leasehold improvements | 251.6 |  |  | 135.8 |
Construction in progress | 360.7 |  |  | 219.0 |
Total cost | 1,033.3 |  |  | 669.5 |
Less accumulated depreciation and amortization | (231.5) |  |  | (154.2) |
Total property and equipment, net | $ | 801.8 |  |  | $ | 515.3 |
(1) Represents finance lease right-of-use assets.
Schedule of Accounts Payable and Accrued Liabilities |
| December 31,
(In millions) | 2021 |  | 2020
Accounts payable trade | $ | 196.0 |  |  | $ | 163.3 |
Accrued tax, audit, and legal fees | 40.7 |  |  | 15.3 |
Accrued rebates | 260.5 |  |  | 247.0 |
Accrued warranty | 12.9 |  |  | 11.7 |
Contractual obligations | 15.0 |  |  | — |
Other accrued liabilities | 47.9 |  |  | 43.8 |
Total accounts payable and accrued liabilities | $ | 573.0 |  |  | $ | 481.1 |
Schedule of Accrued Payroll and Related Expenses |
| December 31,
(In millions) | 2021 |  | 2020
Accrued wages, bonus and taxes | $ | 91.8 |  |  | $ | 87.7 |
Other accrued employee benefits | 33.4 |  |  | 26.6 |
Total accrued payroll and related expenses | $ | 125.2 |  |  | $ | 114.3 |
Schedule of Accrued Warranty | Reconciliations of our accrued warranty costs for the twelve months ended December 31, 2021, 2020 and 2019 were as follows:
| Twelve Months Ended December 31, |  |
(In millions) | 2021 |  | 2020 |  | 2019 |  |  |  |
Beginning balance | $ | 11.7 |  |  | $ | 7.4 |  |  | $ | 6.8 |  |  |  |  |
Charges to costs and expenses | 41.5 |  |  | 41.3 |  |  | 32.7 |  |  |  |  |
Costs incurred | (40.3) |  |  | (37.0) |  |  | (32.1) |  |  |  |  |
Ending balance | $ | 12.9 |  |  | $ | 11.7 |  |  | $ | 7.4 |  |  |  |  |
Schedule of Other Long-Term Liabilities |
| December 31,
(In millions) | 2021 |  | 2020
Finance lease obligations | $ | 57.0 |  |  | $ | 54.0 |
Contractual obligations | — |  |  | 12.6 |
Deferred tax liabilities | 5.9 |  |  | — |
Other liabilities | 27.1 |  |  | 14.3 |
Total other long-term liabilities | $ | 90.0 |  |  | $ | 80.9 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 + Details
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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=123368208&loc=d3e12565-110249 + Details
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