XML 52 R45.htm IDEA: XBRL DOCUMENT
v3.25.3

Restructuring Costs - Schedule of Changes in Restructuring Reserve (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Balance, beginning of period |  |  |  | $ 46.5 |
Severance costs |  |  |  | 48.9 |
Lease costs | [1] |  |  | 2.7 |
Non-cash charges |  |  |  | (2.7) |
Costs paid |  | $ (22.7) | $ (19.7) | (51.7) | $ (70.7)
Balance, end of period |  | 43.7 |  | 43.7 |
Reportable segments | Americas |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Balance, beginning of period | [2] |  |  | 5.7 |
Severance costs | [2] |  |  | 3.9 |
Lease costs | [1],[2] |  |  | 1.1 |
Non-cash charges | [2] |  |  | (1.1) |
Costs paid | [2] |  |  | (6.5) |
Balance, end of period | [2] | 3.1 |  | 3.1 |
Reportable segments | Southern Europe |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Balance, beginning of period | [3] |  |  | 4.4 |
Severance costs | [3] |  |  | 9.8 |
Lease costs | [1],[3] |  |  | 0.0 |
Non-cash charges | [3] |  |  | 0.0 |
Costs paid | [3] |  |  | (6.7) |
Balance, end of period | [3] | 7.5 |  | 7.5 |
Reportable segments | Northern Europe |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Balance, beginning of period |  |  |  | 32.1 |
Severance costs |  |  |  | 36.3 |
Lease costs | [1] |  |  | 1.6 |
Non-cash charges |  |  |  | (1.6) |
Costs paid |  |  |  | (35.6) |
Balance, end of period |  | 32.8 |  | 32.8 |
Reportable segments | APME |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Balance, beginning of period |  |  |  | 2.4 |
Severance costs |  |  |  | 0.1 |
Lease costs | [1] |  |  | 0.0 |
Non-cash charges |  |  |  | 0.0 |
Costs paid |  |  |  | (2.2) |
Balance, end of period |  | 0.3 |  | 0.3 |
Corporate |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Balance, beginning of period |  |  |  | 1.9 |
Severance costs |  |  |  | (1.2) |
Lease costs | [1] |  |  | 0.0 |
Non-cash charges |  |  |  | 0.0 |
Costs paid |  |  |  | (0.7) |
Balance, end of period |  | $ 0.0 |  | $ 0.0 |
[1] | Liabilities related to exited leased facilities are recorded within our short-term and long-term operating lease liabilities within our Consolidated Balance Sheets.
[2] | Balances related to the United States were $4.0 and $1.5 as of December 31, 2024 and September 30, 2025, respectively
[3] | Balances related to France were $1.2 and $2.5 as of December 31, 2024 and September 30, 2025, respectively. Balances related to Italy were $2.0 and $1.9 as of December 31, 2024 and September 30, 2025, respectively.

X
- Definition Lease Restructuring Costs + References No definition available. + Details
Name: | man_LeaseRestructuringCosts
Namespace Prefix: | man_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Non Cash Charges + References No definition available. + Details
Name: | man_NonCashCharges
Namespace Prefix: | man_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 17 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-17 + Details
Name: | us-gaap_PaymentsForRestructuring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.b.1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.b.2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.b.2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 + Details
Name: | us-gaap_RestructuringReserve
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. + 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 + Details
Name: | us-gaap_SeveranceCosts1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=man_AmericasSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=man_SouthernEuropeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=man_NorthernEuropeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=man_ApmeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |