Consolidated Statements of Earnings (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Revenue from services	$ 1,118.0	$ 1,167.9	$ 3,603.5	$ 3,731.6
Cost of services	889.5	927.3	2,880.3	2,970.0
Gross profit	228.5	240.6	723.2	761.6
Selling, general and administrative expenses	228.4	231.1	703.8	707.3
Asset impairment charge	0.0	0.0	2.4	0.0
Goodwill impairment charge	0.0	30.7	0.0	30.7
Loss on disposal	0.0	0.2	0.0	18.7
Gain on sale of assets	0.0	0.0	0.0	(5.3)
Earnings (loss) from operations	0.1	(21.4)	17.0	10.2
Loss on investment in Persol Holdings	0.0	0.0	0.0	(67.2)
Loss on currency translation from liquidation of subsidiary	0.0	0.0	0.0	(20.4)
Other income (expense), net	1.6	0.2	3.0	1.9
Earnings (loss) before taxes and equity in net earnings of affiliate	1.7	(21.2)	20.0	(75.5)
Income tax expense (benefit)	(4.9)	(5.0)	(5.0)	(13.1)
Net earnings (loss) before equity in net earnings of affiliate	6.6	(16.2)	25.0	(62.4)
Equity in net earnings of affiliate	0.0	0.0	0.0	0.8
Net earnings (loss)	$ 6.6	$ (16.2)	$ 25.0	$ (61.6)
Basic earnings (loss) per share (in dollars per share)	$ 0.18	$ (0.43)	$ 0.68	$ (1.62)
Diluted earnings (loss) per share (in dollars per share)	$ 0.18	$ (0.43)	$ 0.67	$ (1.62)
Average shares outstanding (millions):
Basic (in shares)	35.4	37.9	36.2	38.2
Diluted (in shares)	35.8	37.9	36.5	38.2
Service
Revenue from services	$ 1,118.0	$ 1,167.9	$ 3,603.5	$ 3,731.6