Restructuring - Summary of Restructuring Activities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 6.6
Restructuring charges	2.1	$ 1.7
Paid during the period	(1.1)
Ending Balance	7.6
Operating Segments | Aviation
Restructuring Reserve [Roll Forward]
Beginning Balance	0.9
Restructuring charges	0.1
Paid during the period	(0.4)
Ending Balance	0.6
Operating Segments | Land
Restructuring Reserve [Roll Forward]
Beginning Balance	4.6
Restructuring charges	1.9
Paid during the period	(0.3)
Ending Balance	6.2
Operating Segments | Marine
Restructuring Reserve [Roll Forward]
Beginning Balance	0.9
Restructuring charges	0.1
Paid during the period	(0.2)
Ending Balance	0.8
Corporate
Restructuring Reserve [Roll Forward]
Beginning Balance	0.1
Restructuring charges	0.1
Paid during the period	(0.2)
Ending Balance	$ 0.0