XML 88 R48.htm IDEA: XBRL DOCUMENT v3.6.0.2
Business Segments (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Segment Reporting [Abstract]                      
Percentage of assets from countries having restrictions                 6.00% 5.00%  
Segment Reporting Information [Line Items]                      
Total Capital Expenditures                 $ 99.8 $ 1.3 $ 24.2
Segment revenue:                      
Revenue                 6,803.8 5,965.7 5,429.6
Total segment fee revenue $ 2,158.2 $ 1,705.2 $ 1,603.6 $ 1,336.8 $ 1,887.4 $ 1,501.3 $ 1,373.5 $ 1,203.5      
Operating expenses:                      
Depreciation and amortization                 141.8 108.1 94.4
Total operating expenses 1,931.9 1,634.2 1,489.7 1,307.4 1,633.6 1,381.0 1,270.5 1,150.8 6,363.2 5,435.9 4,964.0
Total Operating income 226.3 71.0 113.9 29.4 253.8 120.3 103.0 52.7 440.6 529.8 465.6
Equity in earnings (losses)                 33.8 77.4 48.3
Segment Reconciling Items:                      
Revenue                 6,803.8 5,965.7 5,429.6
Total segment operating expenses before restructuring and acquisition charges                 6,294.7 5,401.8 4,921.5
Operating income before restructuring and acquisition charges                 509.1 563.9 508.1
Restructuring and acquisition charges 32.6 18.0 10.3 7.6 13.4 18.1 1.8 0.8 68.5 34.1 42.5
Total Operating income 226.3 71.0 113.9 29.4 253.8 120.3 103.0 52.7 440.6 529.8 465.6
Reportable Subsegments [Member] | Americas [Member]                      
Segment Reporting Information [Line Items]                      
Total Capital Expenditures                 141.6 55.5 62.9
Segment revenue:                      
Revenue                 2,965.9 2,605.5 2,319.1
Gross contract costs                 (192.0) (212.1) (210.4)
Derivative, Gain (Loss) on Derivative, Net                 (23.5) 0.8 0.0
Total segment fee revenue                 2,750.4 2,394.2 2,108.7
Operating expenses:                      
Compensation, operating and administrative expenses                 2,620.6 2,297.1 2,045.3
Depreciation and amortization                 84.6 63.2 55.2
Total operating expenses 796.1 709.8 625.8 573.5 706.9 582.3 552.0 519.1 2,705.2 2,360.3 2,100.5
Gross contract costs                 (192.0) (212.1) (210.4)
Total fee based segment operating expenses                 2,513.2 2,148.2 1,890.1
Total Operating income                 260.7 245.2 218.6
Equity in earnings (losses)                 1.2 5.9 0.8
Operating Income (Loss), Including Income (Loss) from Equity Method Investments                 261.9 251.1 219.4
Segment Reconciling Items:                      
Revenue                 2,965.9 2,605.5 2,319.1
Total Operating income                 260.7 245.2 218.6
Reportable Subsegments [Member] | EMEA [Member]                      
Segment Reporting Information [Line Items]                      
Total Capital Expenditures                 54.2 42.9 40.4
Segment revenue:                      
Revenue                 2,077.5 1,803.1 1,632.6
Gross contract costs                 (563.3) (397.4) (316.4)
Total segment fee revenue                 1,514.2 1,405.7 1,316.2
Operating expenses:                      
Compensation, operating and administrative expenses                 1,961.3 1,631.2 1,488.0
Depreciation and amortization                 37.1 27.2 23.8
Total operating expenses 636.2 519.6 461.3 381.3 524.3 420.6 385.2 328.3 1,998.4 1,658.4 1,511.8
Gross contract costs                 (563.3) (397.4) (316.4)
Total fee based segment operating expenses                 1,435.1 1,261.0 1,195.4
Total Operating income                 79.1 144.7 120.8
Equity in earnings (losses)                 (0.1) 0.8 0.0
Operating Income (Loss), Including Income (Loss) from Equity Method Investments                 79.0 145.5 120.8
Segment Reconciling Items:                      
Revenue                 2,077.5 1,803.1 1,632.6
Total Operating income                 79.1 144.7 120.8
Reportable Subsegments [Member] | Asia Pacific [Member]                      
Segment Reporting Information [Line Items]                      
Total Capital Expenditures                 16.1 14.4 16.4
Segment revenue:                      
Revenue                 1,352.6 1,160.1 1,109.8
Gross contract costs                 (268.2) (191.8) (201.1)
Total segment fee revenue                 1,084.4 968.3 908.7
Operating expenses:                      
Compensation, operating and administrative expenses                 1,248.9 1,058.1 1,012.7
Depreciation and amortization                 17.3 15.5 13.3
Total operating expenses 382.2 314.4 304.0 265.6 308.8 268.0 263.5 233.3 1,266.2 1,073.6 1,026.0
Gross contract costs                 (268.2) (191.8) (201.1)
Total fee based segment operating expenses                 998.0 881.8 824.9
Total Operating income                 86.4 86.5 83.8
Equity in earnings (losses)                 1.1 0.7 0.4
Operating Income (Loss), Including Income (Loss) from Equity Method Investments                 87.5 87.2 84.2
Segment Reconciling Items:                      
Revenue                 1,352.6 1,160.1 1,109.8
Total Operating income                 86.4 86.5 83.8
LaSalle [Member]                      
Segment Reporting Information [Line Items]                      
Total Capital Expenditures                 67.9 8.4 2.0
Segment revenue:                      
Revenue                 407.8 397.0 368.1
Operating expenses:                      
Compensation, operating and administrative expenses                 322.1 307.3 281.0
Depreciation and amortization                 2.8 2.2 2.1
Total operating expenses $ 84.8 $ 72.4 $ 88.3 $ 79.4 $ 80.2 $ 92.0 $ 68.0 $ 69.3 324.9 309.5 283.1
Total Operating income                 82.9 87.5 85.0
Equity in earnings (losses)                 31.5 70.1 47.0
Operating Income (Loss), Including Income (Loss) from Equity Method Investments                 114.4 157.6 132.0
Segment Reconciling Items:                      
Revenue                 407.8 397.0 368.1
Total Operating income                 $ 82.9 $ 87.5 $ 85.0