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Acquisition (Details) - USD ($) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Apr. 28, 2020 | Jan. 01, 2022 | Jan. 02, 2021 | Dec. 28, 2019
Purchase price allocation |  |  |  |
Goodwill |  | $ 376,389 | $ 376,389 | $ 237,294
Weighted-Average Amortization Period (Years) |  | 7 years |  |
Customer relationships |  |  |  |
Purchase price allocation |  |  |  |
Weighted-Average Amortization Period (Years) |  | 4 years |  |
Trademarks |  |  |  |
Purchase price allocation |  |  |  |
Weighted-Average Amortization Period (Years) |  | 5 years |  |
Redpine Signals |  |  |  |
Purchase price allocation |  |  |  |
Intangible assets | $ 76,538 |  |  |
Accounts receivable | 1,395 |  |  |
Inventory | 4,375 |  |  |
Other current assets | 1,251 |  |  |
Goodwill | 233,530 |  |  |
Other non-current assets | 673 |  |  |
Current liabilities | (856) |  |  |
Non-current liabilities | (97) |  |  |
Total purchase price | 316,809 |  |  |
Redpine Signals | Selling, general and administrative |  |  |  |
Purchase price allocation |  |  |  |
Acquisition-related costs |  |  | $ 1,500 |
Redpine Signals | Developed technology |  |  |  |
Purchase price allocation |  |  |  |
Intangible assets | $ 61,674 |  |  |
Weighted-Average Amortization Period (Years) | 8 years |  |  |
Redpine Signals | Customer relationships |  |  |  |
Purchase price allocation |  |  |  |
Intangible assets | $ 2,450 |  |  |
Weighted-Average Amortization Period (Years) | 2 years |  |  |
Redpine Signals | Trademarks |  |  |  |
Purchase price allocation |  |  |  |
Intangible assets | $ 661 |  |  |
Weighted-Average Amortization Period (Years) | 2 years |  |  |
Redpine Signals | In-process research and development |  |  |  |
Purchase price allocation |  |  |  |
Intangible assets | $ 11,753 |  |  |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=123586518&loc=d3e1043-128460 + Details
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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 + Details
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- Definition Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 + Details
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- Definition The amount of inventory recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=123455525&loc=d3e2207-128464 + Details
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