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Segment Disclosures - Depreciation and Amortization Expense Included in SG&A Expenses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 02, 2023	Jul. 03, 2022	Jul. 02, 2023	Jul. 03, 2022
Earnings (loss) from Operations
Depreciation and amortization			$ 17.2	$ 16.1
Professional & Industrial
Earnings (loss) from Operations
Depreciation and amortization	$ 0.9	$ 1.0	1.7	2.1
Science, Engineering & Technology
Earnings (loss) from Operations
Depreciation and amortization	3.1	3.2	6.3	6.3
Education
Earnings (loss) from Operations
Depreciation and amortization	1.6	1.3	3.1	2.1
Outsourcing & Consulting
Earnings (loss) from Operations
Depreciation and amortization	1.0	1.0	2.0	1.2
International
Earnings (loss) from Operations
Depreciation and amortization	$ 0.4	$ 0.5	$ 0.8	$ 1.0

X

- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482810/280-10-50-22

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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