XML 31 R15.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Supplemental Balance Sheet and Statement of Income Details | 12 Months Ended
--- | ---
Jan. 02, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Supplemental Balance Sheet and Statement of Income Details |
7. SUPPLEMENTAL BALANCE SHEET AND STATEMENT OF INCOME DETAILS
Accounts Receivable
in millions | January 2, 2022 |  | January 3, 2021
Trade accounts receivable, gross | $ | 651 |  |  | $ | 491 |
Allowance for credit losses | (3) |  |  | (4) |
Total accounts receivable, net | $ | 648 |  |  | $ | 487 |
Inventory
in millions | January 2, 2022 |  | January 3, 2021
Raw materials | $ | 92 |  |  | $ | 106 |
Work in process | 312 |  |  | 244 |
Finished goods | 27 |  |  | 22 |
Total inventory | $ | 431 |  |  | $ | 372 |
Property and Equipment
in millions | January 2, 2022 |  | January 3, 2021
Leasehold improvements | $ | 724 |  |  | $ | 645 |
Machinery and equipment | 513 |  |  | 461 |
Computer hardware and software | 377 |  |  | 305 |
Furniture and fixtures | 49 |  |  | 46 |
Buildings | 44 |  |  | 44 |
Construction in progress | 113 |  |  | 99 |
Total property and equipment, gross | 1,820 |  |  | 1,600 |
Accumulated depreciation | (796) |  |  | (678) |
Total property and equipment, net | $ | 1,024 |  |  | $ | 922 |
Property and equipment, net included non-cash expenditures of $17 million, $22 million and $20 million in 2021, 2020, and 2019, respectively, which were excluded from the consolidated statements of cash flows. Accrued Liabilities
in millions | January 2, 2022 |  | January 3, 2021
Accrued compensation expenses | $ | 252 |  |  | $ | 153 |
Contract liabilities, current portion | 234 |  |  | 186 |
Accrued taxes payable | 98 |  |  | 68 |
Operating lease liabilities, current portion | 71 |  |  | 51 |
Contingent consideration liabilities, current portion | 1 |  |  | — |
Other, including warranties (a) | 105 |  |  | 83 |
Total accrued liabilities | $ | 761 |  |  | $ | 541 |
(a) Changes in the reserve for product warranties were as follows:
in millions |
Balance as of December 30, 2018 | $ | 19 |
Additions charged to cost of product revenue | 20 |
Repairs and replacements | (25) |
Balance as of December 29, 2019 | 14 |
Additions charged to cost of product revenue | 20 |
Repairs and replacements | (21) |
Balance as of January 3, 2021 | 13 |
Additions charged to cost of product revenue | 33 |
Repairs and replacements | (24) |
Balance as of January 2, 2022 | $ | 22 |
Other Income, Net
in millions | 2021 |  | 2020 |  | 2019
Gain on previously held investment in GRAIL | $ | 899 |  |  | $ | — |  |  | $ | — |
Gain on exchange of GRAIL contingent value rights | 86 |  |  | — |  |  | — |
Gain (loss) on Helix contingent value right | 30 |  |  | 7 |  |  | (1) |
Gain (loss) on derivative assets related to terminated acquisition | 26 |  |  | (25) |  |  | — |
Gains on strategic investments, net | 18 |  |  | 291 |  |  | 62 |
Gains on deconsolidations | — |  |  | — |  |  | 54 |
Other | 9 |  |  | 11 |  |  | (5) |
Other income, net | $ | 1,068 |  |  | $ | 284 |  |  | $ | 110 |

X
- Definition Supplemental Balance Sheet And Income Statement Disclosures + References No definition available. + Details
Name: | ilmn_SupplementalBalanceSheetAndIncomeStatementDisclosuresTextBlock
Namespace Prefix: | ilmn_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration