XML 92 R74.htm IDEA: XBRL DOCUMENT v3.8.0.1
Goodwill - Changes in Goodwill by Reportable Segment (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Goodwill [Roll Forward]      
Balance at beginning of period $ 1,239.9 $ 1,257.4  
Goodwill acquired 35.0 24.4  
Currency impact and other 68.1 (41.9)  
Balance at end of period 1,343.0 1,239.9  
Accumulated impairment loss 513.4 513.4 $ 513.4
Right Management      
Goodwill [Roll Forward]      
Balance at beginning of period 62.1    
Balance at end of period 62.1 62.1  
Reportable segments | Americas      
Goodwill [Roll Forward]      
Balance at beginning of period 516.4 515.7  
Goodwill acquired 0.0 0.0  
Currency impact and other 2.8 0.7  
Balance at end of period 519.2 516.4  
Reportable segments | Americas | United States | Reportable subsegments      
Goodwill [Roll Forward]      
Balance at beginning of period 476.5 476.9  
Balance at end of period 476.5 476.5  
Reportable segments | Southern Europe      
Goodwill [Roll Forward]      
Balance at beginning of period 97.0 97.2  
Goodwill acquired 10.0 0.0  
Currency impact and other 14.9 (0.2)  
Balance at end of period 121.9 97.0  
Reportable segments | Southern Europe | France | Reportable subsegments      
Goodwill [Roll Forward]      
Balance at beginning of period 66.8 69.0  
Balance at end of period 76.3 66.8  
Reportable segments | Southern Europe | Italy | Reportable subsegments      
Goodwill [Roll Forward]      
Balance at beginning of period 4.4 4.5  
Balance at end of period 5.0 4.4  
Reportable segments | Northern Europe      
Goodwill [Roll Forward]      
Balance at beginning of period 421.9 441.9  
Goodwill acquired 0.1 22.3  
Currency impact and other 46.1 (42.3)  
Balance at end of period 468.1 421.9  
Reportable segments | APME      
Goodwill [Roll Forward]      
Balance at beginning of period 77.0 75.6  
Goodwill acquired 24.9 1.5  
Currency impact and other 4.3 (0.1)  
Balance at end of period 106.2 77.0  
Reportable segments | Right Management      
Goodwill [Roll Forward]      
Balance at beginning of period 62.1 62.1  
Goodwill acquired 0.0 0.0  
Currency impact and other 0.0 0.0  
Balance at end of period 62.1 62.1  
Corporate      
Goodwill [Roll Forward]      
Balance at beginning of period 65.5 64.9  
Goodwill acquired 0.0 0.6  
Currency impact and other 0.0 0.0  
Balance at end of period 65.5 $ 65.5  
Corporate | Jefferson Wells      
Goodwill [Roll Forward]      
Balance at end of period $ 55.5