Restructuring Costs (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended								6 Months Ended									6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 France [Member]	Dec. 31, 2013 France [Member]	Jun. 30, 2014 Italy [Member]	Dec. 31, 2013 Italy [Member]	Jun. 30, 2014 United States [Member]	Dec. 31, 2013 United States [Member]	Jun. 30, 2014 Americas [Member]		Jun. 30, 2014 Southern Europe [Member]		Jun. 30, 2014 Northern Europe [Member]	Jun. 30, 2014 APME [Member]	Jun. 30, 2014 Right Management [Member]		Mar. 31, 2014 Right Management [Member]	Jun. 30, 2014 Corporate [Member]		Mar. 31, 2014 Corporate [Member]
Restructuring Costs [Abstract]
Net restructuring costs		$ 54.8
Restructuring reserve [Roll Forward]
Beginning balance	48.4		2.9	3.5	0	0.9	3.8	5.1	6.8	[1]	4.5	[2]	22.2	1.8	12.3	[3]		0.8	[3]
Costs paid or utilized	(23.5)								(2.7)	[1]	(1.5)	[2]	(11.5)	(1.0)	(7.5)	[3]		0.7	[3]
Ending balance	24.9		2.9	3.5	0	0.9	3.8	5.1	4.1	[1]	3.0	[2]	10.7	0.8	4.8	[3]		1.5	[3]
Intercompany transfer of severance liability																	$ (2.0)			$ 2.0

[1] Balances related to the United States were $5.1 and $3.8 as of January 1, 2014 and June 30, 2014, respectively.

[2] Balances related to France were $3.5 and $2.9 as of January 1, 2014 and June 30, 2014, respectively. Balances related to Italy were $0.9 and none as of January 1, 2014 and June 30, 2014, respectively.

[3] “Costs paid or utilized” include an intercompany transfer of severance liability totaling $2.0 from Right Management to Corporate during the first quarter of 2014.