Revenue (Tables)

12 Months Ended

Dec. 29, 2024

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table presents our segment revenues disaggregated by service type (in millions of dollars):

	December Year to Date
	2024		2023		2022
Professional & Industrial
Staffing services	$	956.9	$	1,014.2	$	1,229.5
Permanent placement	9.7		14.0		30.3
Outcome-based services	504.1		511.3		450.1
Total Professional & Industrial	1,470.7		1,539.5		1,709.9
Science, Engineering & Technology
Staffing services	945.3		792.7		869.0
Permanent placement	29.5		17.8		29.7
Outcome-based services	421.5		380.3		366.7
Talent solutions	26.5		—		—
Total Science, Engineering & Technology	1,422.8		1,190.8		1,265.4
Education
Staffing services	966.0		834.9		627.8
Permanent placement	6.3		7.0		8.4
Total Education	972.3		841.9		636.2
Outsourcing & Consulting
Talent solutions	468.3		454.7		468.0
Total Outsourcing & Consulting	468.3		454.7		468.0
International
Staffing services	—		790.0		851.4
Permanent placement	—		20.7		21.2
Talent solutions	—		1.4		14.4
Total International	—		812.1		887.0
Total Intersegment	(2.3)		(3.3)		(1.1)
Total Revenue from Services	$	4,331.8	$	4,835.7	$	4,965.4

The below table presents our revenues disaggregated by geography (in millions of dollars):

	December Year to Date
	2024		2023		2022
Americas
United States	$	3,876.9	$	3,555.8	$	3,671.5
Canada	188.6		189.8		168.2
Puerto Rico	108.0		107.0		112.4
Mexico	60.7		75.7		46.5
Total Americas Region	4,234.2		3,928.3		3,998.6
Europe
Switzerland	4.0		224.2		222.8
France	0.4		194.4		199.4
Portugal	—		189.4		169.5
Italy	—		63.9		69.3
Russia	—		—		63.4
Other	37.5		191.8		200.3
Total Europe Region	41.9		863.7		924.7
Total Asia-Pacific Region	55.7		43.7		42.1
Total Kelly Services, Inc.	$	4,331.8	$	4,835.7	$	4,965.4

The below table presents revenue from our SET, OCG and former International segment, which previously included our Mexico operations, disaggregated by geographic region (in millions of dollars):

	December Year to Date
	2024		2023		2022
Science, Engineering & Technology
Americas	$	1,412.1	$	1,175.2	$	1,250.3
Europe	10.7		15.6		15.1
Total Science, Engineering & Technology	$	1,422.8	$	1,190.8	$	1,265.4
Outsourcing & Consulting
Americas	$	381.4	$	375.0	$	403.3
Europe	31.2		36.0		22.6
Asia-Pacific	55.7		43.7		42.1
Total Outsourcing & Consulting	$	468.3	$	454.7	$	468.0
International
Europe	$	—	$	812.1	$	887.0
Total International	$	—	$	812.1	$	887.0