Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2021	Nov. 05, 2021
Cover [Abstract]
Entity Registrant Name	MANPOWERGROUP INC.
Entity Central Index Key	0000871763
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Trading Symbol	MAN
Title of 12(b) Security	Common Stock, $.01 par value
Security Exchange Name	NYSE
Entity Common Stock, Shares Outstanding		54,239,893
Document Quarterly Report	true
Document Transition Report	false
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q3
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2021
Entity Shell Company	false
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity File Number	1-10686
Entity Tax Identification Number	39-1672779
Entity Address, Address Line One	100 Manpower Place
Entity Address, City or Town	Milwaukee
Entity Address, State or Province	WI
Entity Incorporation, State or Country Code	WI
Entity Address, Postal Zip Code	53212
City Area Code	414
Local Phone Number	961-1000