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Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 01, 2023 | Oct. 02, 2022 | Jan. 01, 2023 | Jan. 02, 2022 | Jan. 03, 2021
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-lived intangible assets, amortization expense, next 12 months | $ 20.8 |  | $ 20.8 |  |
Finite-lived intangible assets, amortization expense, year 2 | 20.5 |  | 20.5 |  |
Finite-lived intangible assets, amortization expense, year 3 | 18.5 |  | 18.5 |  |
Finite-lived intangible assets, amortization expense, year 4 | 17.8 |  | 17.8 |  |
Finite-lived intangible assets, amortization expense, year 5 | 17.2 |  | 17.2 |  |
Goodwill impairment charge | 10.3 | $ 30.7 | 41.0 | $ 0.0 | $ 147.7
Goodwill, net | 151.1 |  | 151.1 | 114.8 | 3.5
Outsourcing & Consulting |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Goodwill impairment charge |  |  | 41.0 |  |
Goodwill, net | $ 0.0 | $ 10.3 | 0.0 | 0.0 |
Selling, General and Administrative Expenses |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Amortization expense |  |  | $ 19.4 | $ 13.0 | $ 6.8

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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