| Assets | — | — |
| Current assets | — | — |
| Cash and cash equivalents | 525,540a | 1,133,537a |
| Short-term marketable debt securities | 314,438a | 35,097a |
| Accounts receivable, net | 110,253a | 88,783a |
| Inventory, net | 71,083a | 61,948a |
| Prepaid expenses and other current assets, net | 33,800a | 27,741a |
| Total current assets | 1,055,114a | 1,347,106a |
| Restricted cash | 104,215a | 150a |
| Property and equipment, net | 136,813a | 145,096a |
| Right-of-use assets, net | 142,265a | 157,616a |
| Intangible assets, net | 6,760a | 8,979a |
| Goodwill | 3,290a | 3,290a |
| Other assets, net | 37,152a | 124,184a |
| Total assets | 1,485,609a | 1,786,421a |
| Liabilities and stockholders’ equity (deficit) | — | — |
| Current liabilities | — | — |
| Accounts payable | 38,551a | 51,741a |
| Accrued compensation | 83,219a | 72,736a |
| Accrued expenses | 68,345a | 63,475a |
| Deferred revenue | 35,468a | 17,965a |
| Total current liabilities | 225,583a | 205,917a |
| Convertible senior notes, net | 1,142,547a | 1,139,966a |
| Long-term operating lease liabilities | 164,292a | 185,848a |
| Other long-term liabilities | 92,834a | 96,006a |
| Total liabilities | 1,625,256a | 1,627,737a |
| Stockholders’ equity (deficit) | — | — |
| Preferred stock | 0a | 0a |
| Common stock | 1a | 1a |
| Additional paid-in capital | 2,443,788a | 2,304,220a |
| Accumulated other comprehensive loss | -5,201a | -3,675a |
| Accumulated deficit | -2,578,235a | -2,141,862a |
| Total stockholders’ equity (deficit) | -139,647a | 158,684a |
| Total liabilities and stockholders’ equity (deficit) | 1,485,609a | 1,786,421a |