Other Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Other Accrued Liabilities
Accrued payroll and benefits	$ 206.0	$ 205.1
Insurance reserves, current portion	156.7	152.9
Accrued fees and taxes	139.7	124.2
Accrued dividends	129.3	121.0
Operating right-of-use lease liabilities, current	36.6	0.0
Ceded insurance reserves, current portion	31.1	25.7
Interest rate swap locks	29.1	0.0
Accrued professional fees and legal settlement reserves	9.5	13.1
Other	75.4	86.6
Total	813.4	728.6
Other Long-Term Liabilities
Operating right-of-use lease liabilities	226.0	0.0
Deferred compensation plan	112.9	96.0
Ceded insurance reserves	79.6	68.0
Contingent consideration and acquisition holdbacks	68.6	73.9
Other derivative liability	24.2	0.0
Withdrawal liability - multiemployer pension funds	12.1	12.2
Legal settlement reserves	10.0	10.0
Pension and other post-retirement liabilities	6.1	6.0
Interest rate swap locks	1.6	0.0
Other	50.4	55.3
Total	$ 591.5	$ 321.4