Other Current Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Other Current Assets and Other Current Liabilities [Abstract]
Warranty accruals and project contingencies (Note 10)	$ 250.5	$ 310.1
Value added tax and other taxes payable	216.9	240.4
Legal provisions	176.7	183.6
Social security liability current	112.9	116.5
Provision	90.5	86.6
Redeemable Financial Liability	165.9	129.1
Compensation accrual	38.2	89.6
Current portion of accrued pension and other post-retirement benefits	16.1	14.9
Liabilities held for sale	0.0	9.3
Other accrued liabilities	259.0	314.4
Total other current liabilities	$ 1,326.7	$ 1,494.5