Business Segments (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Schedule of revenue, gross profit and income from operations by segment

Information concerning our revenue, gross profit and income from operations by segment is as follows (in millions):

	For the Three Months Ended						For the Six Months Ended
	June 30,						June 30,
Revenue:	2018			2017			2018			2017
Aviation segment	$	4,900.7		$	3,508.4		$	9,193.6		$	6,825.8
Land segment	2,960.2			2,564.0			5,820.9			5,347.4
Marine segment	2,289.9			2,013.8			4,317.7			4,107.3
	$	10,150.8		$	8,086.2		$	19,332.2		$	16,280.4
Gross profit:
Aviation segment	$	127.4		$	110.9		$	237.3		$	210.8
Land segment	88.6			87.2			190.8			185.0
Marine segment	30.2			32.9			61.5			66.6
	$	246.2		$	231.0		$	489.6		$	462.4
Income from operations:
Aviation segment	$	64.2		$	49.7		$	112.0		$	90.2
Land segment	10.2			12.2			29.9			33.6
Marine segment	7.9			7.2			16.4			15.5
	82.3			69.2			158.3			139.3
Corporate overhead - unallocated	(21.2		)	(17.9		)	(40.0		)	(37.7		)
	$	61.1		$	51.2		$	118.3		$	101.6

Schedule of accounts receivable, net and total assets by segment

Information concerning our accounts receivable, net and total assets by segment is as follows (in millions):

	As of
	June 30,		December 31,
	2018		2017
Accounts receivable, net:
Aviation segment, net of allowance for bad debt of $11.5 and $10.8 as of June 30, 2018 and December 31, 2017, respectively	$	1,149.7	$	1,013.0
Land segment, net of allowance for bad debt of $4.1 and $6.6 as of June 30, 2018 and December 31, 2017, respectively	882.4		874.7
Marine segment, net of allowance for bad debt of $9.8 and $10.4 as of June 30, 2018 and December 31, 2017, respectively	919.7		817.9
	$	2,951.9	$	2,705.6
Total assets:
Aviation segment	$	2,326.8	$	2,240.4
Land segment	2,107.2		2,091.4
Marine segment	1,159.9		1,097.1
Corporate	163.1		158.9
	$	5,757.0	$	5,587.8