Business Segment Information (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Financial information regarding the Company’s operations by geographic area is as follows:

(in thousands)	UNITED STATES		OTHER NORTH AMERICA	LATIN AMERICA	NORTH ASIA	SOUTH ASIA	EUROPE	MIDDLE EAST, AFRICA AND INDIA	ELIMI- NATIONS		CONSOLI- DATED
Three months ended March 31, 2018:
Revenues from unaffiliated customers	$	534,869	76,525	32,722	630,572	168,600	305,792	105,182	—		1,854,262
Transfers between geographic areas	28,881		3,562	3,387	6,017	6,550	14,188	5,355	(67,940	)	—
Total revenues	$	563,750	80,087	36,109	636,589	175,150	319,980	110,537	(67,940	)	1,854,262
Net revenues1	$	277,185	30,447	14,745	137,208	44,406	98,635	33,201	11		635,838
Operating income	$	69,648	9,018	2,370	69,923	15,132	19,278	7,438	11		192,818
Identifiable assets at period end	$	1,558,181	165,368	55,036	542,965	153,411	533,012	208,173	(3,665	)	3,212,481
Capital expenditures	$	3,171	1,528	505	784	329	7,191	288	—		13,796
Depreciation and amortization	$	8,765	398	368	1,376	583	1,976	456	—		13,922
Equity	$	1,247,522	68,050	27,226	278,651	105,642	160,038	128,487	(33,350	)	1,982,266
Three months ended March 31, 2017:
Revenues from unaffiliated customers	$	426,019	59,899	22,103	566,428	147,240	231,457	91,986	—		1,545,132
Transfers between geographic areas	24,313		2,639	3,635	5,051	5,431	9,322	4,964	(55,355	)	—
Total revenues	$	450,332	62,538	25,738	571,479	152,671	240,779	96,950	(55,355	)	1,545,132
Net revenues1	$	230,785	25,793	14,916	111,833	37,995	75,958	29,731	594		527,605
Operating income	$	52,346	5,051	3,451	53,352	13,224	11,646	7,043	1		146,114
Identifiable assets at period end	$	1,536,520	106,068	50,344	514,509	122,765	379,853	188,098	4,562		2,902,719
Capital expenditures	$	5,242	234	255	1,240	373	5,078	339	—		12,761
Depreciation and amortization	$	7,753	372	320	1,320	531	1,171	460	—		11,927
Equity	$	1,192,601	51,812	27,248	371,152	105,726	118,211	119,627	(34,657	)	1,951,720

Schedule of Net Revenues Calculation

The following table presents the calculation of consolidated net revenues:

	Three months ended
	March 31,
	2018		2017
Total revenues	$	1,854,262	$	1,545,132
Expenses:
Airfreight services	513,504		443,404
Ocean freight and ocean services	379,418		366,063
Customs brokerage and other services	325,502		208,060
Net revenues	$	635,838	$	527,605