Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Financial information regarding 2017, 2016 and 2015 operations by the Company’s designated geographic areas is as follows:

	United States		Other North America
2017
Revenues from unaffiliated customers	$	1,851,395	256,359
Transfers between geographic areas	111,163		11,827
Total revenues	$	1,962,558	268,186
Net revenues1	$	1,008,841	119,071
Operating income	$	277,821	38,131
Identifiable assets at year end	$	1,595,140	151,181
Capital expenditures	$	28,212	1,563
Depreciation and amortization	$	32,017	1,546
Equity	$	1,337,568	60,705
2016
Revenues from unaffiliated customers	$	1,683,006	226,561
Transfers between geographic areas	106,076		10,778
Total revenues	$	1,789,082	237,339
Net revenues1	$	918,110	119,492
Operating income	$	250,715	32,530
Identifiable assets at year end	$	1,455,722	104,804
Capital expenditures	$	39,531	1,727
Depreciation and amortization	$	29,939	1,479
Equity	$	1,166,582	46,448
2015
Revenues from unaffiliated customers	$	1,763,361	226,284
Transfers between geographic areas	118,884		13,383
Total revenues	$	1,882,245	239,667
Net revenues1	$	906,780	124,381
Operating income	$	245,257	46,846
Identifiable assets at year end	$	1,185,671	111,549
Capital expenditures	$	26,807	3,915
Depreciation and amortization	$	29,532	1,331
Equity	$	986,330	70,932

	Latin America	North Asia	South Asia	Europe	Middle East, Africa and India	Elimi- nations		Consoli- dated
2017
Revenues from unaffiliated customers	97,096	2,576,971	661,878	1,072,028	405,221	—		6,920,948
Transfers between geographic areas	14,766	21,405	22,999	43,296	20,848	(246,304	)	—
Total revenues	111,862	2,598,376	684,877	1,115,324	426,069	(246,304	)	6,920,948
Net revenues1	58,199	509,235	163,450	335,702	121,267	3,424		2,319,189
Operating income	9,964	248,422	53,057	48,491	24,365	9		700,260
Identifiable assets at year end	55,431	458,152	137,279	501,711	215,495	2,619		3,117,008
Capital expenditures	4,612	3,756	1,688	53,954	1,231	—		95,016
Depreciation and amortization	1,277	5,326	2,215	5,068	1,861	—		49,310
Equity	26,546	240,721	94,516	142,971	123,600	(32,254	)	1,994,373
2016
Revenues from unaffiliated customers	84,665	2,242,670	603,980	918,561	338,594	—		6,098,037
Transfers between geographic areas	15,037	21,212	24,251	41,102	21,876	(240,332	)	—
Total revenues	99,702	2,263,882	628,231	959,663	360,470	(240,332	)	6,098,037
Net revenues1	56,066	471,275	171,033	304,429	123,335	296		2,164,036
Operating income	13,321	230,777	64,967	42,195	35,672	(14	)	670,163
Identifiable assets at year end	49,231	511,851	120,300	351,960	190,902	6,101		2,790,871
Capital expenditures	1,038	3,889	3,038	7,554	2,539	—		59,316
Depreciation and amortization	1,187	5,455	2,177	4,576	1,983	—		46,796
Equity	27,164	327,672	91,983	108,430	112,633	(33,699	)	1,847,213
2015
Revenues from unaffiliated customers	94,229	2,557,398	677,628	958,827	338,905	—		6,616,632
Transfers between geographic areas	19,158	21,722	25,018	42,787	21,322	(262,274	)	—
Total revenues	113,387	2,579,120	702,646	1,001,614	360,227	(262,274	)	6,616,632
Net revenues1	65,017	493,235	179,110	308,301	110,953	—		2,187,777
Operating income	19,656	245,854	69,643	65,024	29,204	—		721,484
Identifiable assets at year end	48,678	446,914	127,014	421,590	221,835	2,326		2,565,577
Capital expenditures	1,756	2,203	2,383	5,222	2,097	—		44,383
Depreciation and amortization	1,041	5,425	2,110	4,931	1,642	—		46,012
Equity	33,161	253,097	99,220	154,174	130,105	(32,343	)	1,694,676

Schedule of Net Revenues Calculation

The following table presents the calculation of net revenues:

Years ended December 31,	2017		2016	2015
Revenues:
Total revenues	$	6,920,948	6,098,037	6,616,632
Expenses:
Airfreight services	2,126,761		1,752,167	1,987,690
Ocean freight and ocean services	1,543,740		1,378,699	1,648,993
Customs brokerage and other services	931,258		803,135	792,172
Net revenues	$	2,319,189	2,164,036	2,187,777

Schedule of Revenues and Long-lived Assets Attributed to Material Foreign Countries

Other than the United States, only the People’s Republic of China, including Hong Kong, represented more than 10% of the Company’s total revenue, net revenue, total identifiable assets or equity in any period presented as noted in the table below.

	2017		2016		2015
Total revenues	31	%	31	%	32	%
Net revenues	18	%	18	%	19	%
Identifiable assets at year end	11	%	15	%	13	%
Equity	8	%	13	%	10	%