Revenue from Contracts with Customers Revenue from Contracts with Customers (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Other revenues (excluded from ASC 606)	$ (44.7)	$ 160.8	$ (30.8)	$ 582.8
Total revenue	8,350.9	4,482.7	21,394.2	15,656.2
Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	1,071.4	610.8	2,804.6	2,339.9
EMEA
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	1,863.7	1,096.1	4,706.6	3,721.1
LATAM
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	882.3	354.5	2,203.9	1,534.4
North America
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	4,578.1	2,260.5	11,709.9	7,478.1
Aviation
Disaggregation of Revenue [Line Items]
Total revenue	3,579.7	1,596.2	8,480.5	6,381.0
Aviation | Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	173.6	82.6	451.0	440.5
Aviation | EMEA
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	639.4	346.1	1,269.4	1,142.8
Aviation | LATAM
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	561.1	155.5	1,363.6	812.2
Aviation | North America
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	2,362.3	910.3	5,737.3	3,517.4
Land
Disaggregation of Revenue [Line Items]
Total revenue	2,670.4	1,645.2	7,315.8	4,948.8
Land | Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	6.5	4.1	16.1	9.7
Land | EMEA
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	571.4	385.0	1,737.1	1,317.1
Land | LATAM
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	160.6	112.9	423.1	319.7
Land | North America
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	1,932.6	1,143.5	5,143.9	3,277.8
Marine
Disaggregation of Revenue [Line Items]
Total revenue	2,100.7	1,241.2	5,597.8	4,326.4
Marine | Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	891.2	524.0	2,337.5	1,889.7
Marine | EMEA
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	652.8	365.0	1,700.1	1,261.2
Marine | LATAM
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	160.6	86.1	417.2	402.5
Marine | North America
Disaggregation of Revenue [Line Items]
Revenue, ASC 606	$ 283.2	$ 206.6	$ 828.7	$ 683.0