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Restructuring Plan - Narrative (Details) - 2020 Restructuring Plan - Facility Closing $ in Millions |  | 3 Months Ended | 12 Months Ended
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Jun. 23, 2020 office | Jan. 02, 2021 USD ($) | Oct. 03, 2020 USD ($)
Restructuring Cost and Reserve [Line Items] |  |  |
Percent of global headcount eliminated | 12.00% |  |
Number of satellite offices closed | office | 6 |  |
Restructuring costs |  |  | $ 26.4
Gains on restructuring of debt |  | $ 2.8 |

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- Definition For a debtor, the aggregate gain (loss) recognized on the restructuring of payables arises from the difference between the book value of the debt before the restructuring and the fair value of the payments on the debt after restructuring is complete. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 60 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6402221&loc=d3e15743-112638 + Details
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- Definition The number of positions eliminated during the period as a percentage of total positions eliminated during the period in connection with the restructuring plan(s). + References No definition available. + Details
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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + 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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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