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Balance Sheet Components | 9 Months Ended
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Sep. 30, 2022
Notes To Financial Statements [Abstract] |
Balance Sheet Components | Balance Sheet Components Inventories consist of the following (in thousands):
|  | September 30, 2022 |  | December 31, 2021
Raw materials |  | $ | 147,629 |  |  | $ | 123,234 |
Work in process |  | 101,179 |  |  | 51,706 |
Finished goods |  | 72,095 |  |  | 55,290 |
Total inventories |  | $ | 320,903 |  |  | $ | 230,230 |
Prepaid expenses and other current assets consist of the following (in thousands):
|  | September 30, 2022 |  | December 31, 2021
Value added tax receivables |  | $ | 132,070 |  |  | $ | 93,610 |
Prepaid expenses |  | 50,567 |  |  | 70,218 |
Other current assets |  | 46,646 |  |  | 31,477 |
Total prepaid expenses and other current assets |  | $ | 229,283 |  |  | $ | 195,305 |
Accrued liabilities consist of the following (in thousands):
|  | September 30, 2022 |  | December 31, 2021
Accrued payroll and benefits |  | $ | 137,754 |  |  | $ | 288,355 |
Accrued expenses |  | 66,859 |  |  | 67,169 |
Accrued sales and marketing expenses |  | 35,661 |  |  | 41,387 |
Current operating lease liabilities |  | 24,173 |  |  | 22,719 |
Accrued property, plant and equipment |  | 22,648 |  |  | 46,561 |
Accrued professional fees |  | 21,260 |  |  | 31,457 |
Other accrued liabilities |  | 75,263 |  |  | 109,667 |
Total accrued liabilities |  | $ | 383,618 |  |  | $ | 607,315 |
Accrued warranty, which is included in the "Other accrued liabilities" category of the accrued liabilities table above, consists of the following activity (in thousands):
|  | Nine Months Ended September 30,
|  | 2022 |  | 2021
Balance at beginning of period |  | $ | 16,169 |  |  | $ | 12,615 |
Charged to cost of net revenues |  | 11,359 |  |  | 13,400 |
Actual warranty expenditures |  | (11,109) |  |  | (11,040) |
Balance at end of period |  | $ | 16,419 |  |  | $ | 14,975 |
Deferred revenues consist of the following (in thousands):
|  | September 30, 2022 |  | December 31, 2021
Deferred revenues - current |  | $ | 1,286,867 |  |  | $ | 1,152,870 |
Deferred revenues - long-term 1 |  | $ | 152,070 |  |  | $ | 136,684 |
1 Included in Other long-term liabilities within our Condensed Consolidated Balance Sheet During the three months ended September 30, 2022 and 2021, we recognized $890.3 million and $1,015.9 million of net revenues, respectively, of which $156.5 million and $122.2 million was included in the deferred revenues balance at December 31, 2021 and 2020, respectively. During the nine months ended September 30, 2022 and 2021, we recognized $2,833.1 million and $2,921.5 million of net revenues, respectively, of which $519.8 million and $382.4 million was included in the deferred revenues balance at December 31, 2021 and 2020, respectively. Our unfulfilled performance obligations, including deferred revenues and backlog, as of September 30, 2022 were $1,442.5 million. These performance obligations are expected to be fulfilled over six months to five years.

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI https://asc.fasb.org/topic&trid=2122208 + Details
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