Business Segment Information - Financial Information Regarding Company's Operations by Geographic Area (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		$ 2,190,001	$ 4,362,146	$ 7,022,342	$ 13,629,756
Directly related cost of transportation and other expenses	[1]	1,402,111	3,194,273	4,540,396	10,151,332
Salaries and other operating expenses	[2]	571,821	640,950	1,741,411	1,983,759
Operating income		216,069	526,923	740,535	1,494,665
Identifiable assets at period end		4,578,121	6,607,526	4,578,121	6,607,526		$ 5,590,434
Capital expenditures		7,993	15,928	28,600	68,498
Equity		2,491,474	3,491,393	2,491,474	3,491,393	$ 2,558,104	$ 3,113,535	$ 3,535,263	$ 3,497,991
Operating Segments | United States Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		784,503	1,244,515	2,535,945	3,751,102
Directly related cost of transportation and other expenses	[1]	421,432	742,826	1,387,511	2,303,428
Salaries and other operating expenses	[2]	261,323	314,442	785,282	962,817
Operating income		101,748	187,247	363,152	484,857
Identifiable assets at period end		2,572,404	3,553,279	2,572,404	3,553,279
Capital expenditures		3,762	9,278	15,829	45,149
Equity		1,797,123	2,430,632	1,797,123	2,430,632
Operating Segments | Other North America Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		106,293	140,622	326,398	390,220
Directly related cost of transportation and other expenses	[1]	63,671	80,116	201,984	230,154
Salaries and other operating expenses	[2]	38,275	30,151	108,892	86,328
Operating income		4,347	30,355	15,522	73,738
Identifiable assets at period end		200,711	272,527	200,711	272,527
Capital expenditures		302	556	932	2,672
Equity		46,264	129,346	46,264	129,346
Operating Segments | Latin America Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		47,327	68,057	151,994	191,900
Directly related cost of transportation and other expenses	[1]	28,409	41,638	90,139	118,793
Salaries and other operating expenses	[2]	16,405	15,057	52,172	42,654
Operating income		2,513	11,362	9,683	30,453
Identifiable assets at period end		110,708	137,472	110,708	137,472
Capital expenditures		84	419	360	705
Equity		54,096	59,494	54,096	59,494
Operating Segments | North Asia Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		515,340	1,489,331	1,607,788	4,840,822
Directly related cost of transportation and other expenses	[1]	398,681	1,250,872	1,238,996	4,054,319
Salaries and other operating expenses	[2]	66,546	98,758	205,976	326,767
Operating income		50,113	139,701	162,816	459,736
Identifiable assets at period end		512,746	915,895	512,746	915,895
Capital expenditures		168	581	1,110	1,878
Equity		225,229	304,496	225,229	304,496
Operating Segments | South Asia Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		207,006	518,780	631,001	1,776,355
Directly related cost of transportation and other expenses	[1]	145,292	416,817	437,392	1,463,173
Salaries and other operating expenses	[2]	42,138	37,577	132,984	121,634
Operating income		19,576	64,386	60,625	191,548
Identifiable assets at period end		217,018	421,148	217,018	421,148
Capital expenditures		409	426	744	1,152
Equity		91,712	180,855	91,712	180,855
Operating Segments | Europe Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		410,904	637,411	1,386,284	1,871,509
Directly related cost of transportation and other expenses	[1]	263,524	453,248	924,592	1,335,267
Salaries and other operating expenses	[2]	120,436	109,308	373,004	333,971
Operating income		26,944	74,855	88,688	202,271
Identifiable assets at period end		726,729	1,020,756	726,729	1,020,756
Capital expenditures		1,369	3,619	6,688	13,343
Equity		154,617	289,595	154,617	289,595
Operating Segments | Middle East Africa and India Segment
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		119,849	264,518	386,524	811,147
Directly related cost of transportation and other expenses	[1]	81,643	209,248	261,482	647,510
Salaries and other operating expenses	[2]	27,351	36,181	85,003	111,481
Operating income		10,855	19,089	40,039	52,156
Identifiable assets at period end		260,619	322,160	260,619	322,160
Capital expenditures		1,899	1,049	2,937	3,599
Equity		161,882	140,147	161,882	140,147
Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax		(1,221)	(1,088)	(3,592)	(3,299)
Directly related cost of transportation and other expenses	[1]	(541)	(492)	(1,700)	(1,312)
Salaries and other operating expenses	[2]	(653)	(524)	(1,902)	(1,893)
Operating income		(27)	(72)	10	(94)
Identifiable assets at period end		(22,814)	(35,711)	(22,814)	(35,711)
Capital expenditures		0	0	0	0
Equity		$ (39,449)	$ (43,172)	$ (39,449)	$ (43,172)

[1] Directly related cost of transportation and other expenses totals operating expenses from airfreight services, ocean freight and ocean services and customs brokerage and other services as shown in the condensed consolidated statements of earnings.

[2] Salaries and other operating expenses totals salaries and related, rent and occupancy, depreciation and amortization, selling and promotion and other as shown in the condensed consolidated statements of earnings.