Condensed Consolidated Statements of Earnings - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues:
Airfreight services	$ 693,812	$ 667,257	$ 1,401,256	$ 1,314,395
Ocean freight and ocean services	576,772	536,438	1,142,489	1,005,662
Customs brokerage and other services	420,969	395,446	825,334	770,729
Total revenues	1,691,553	1,599,141	3,369,079	3,090,786
Operating Expenses:
Airfreight services	506,988	503,213	1,019,989	986,095
Ocean freight and ocean services	433,356	423,716	878,812	791,091
Customs brokerage and other services	199,068	187,498	388,651	364,300
Salaries and related costs	287,065	260,767	565,943	516,709
Rent and occupancy costs	24,971	25,401	50,359	50,563
Depreciation and amortization	11,420	12,417	22,949	24,799
Selling and promotion	10,529	9,291	19,776	17,464
Other	35,440	34,395	71,001	62,119
Total operating expenses	1,508,837	1,456,698	3,017,480	2,813,140
Operating income	182,716	142,443	351,599	277,646
Other Income (Expense):
Interest income	2,636	2,764	5,368	5,461
Other, net	3,804	3,190	3,838	2,909
Other income, net	6,440	5,954	9,206	8,370
Earnings before income taxes	189,156	148,397	360,805	286,016
Income tax expense	70,827	56,669	135,144	110,093
Net earnings	118,329	91,728	225,661	175,923
Less net earnings attributable to the noncontrolling interest	569	426	1,197	797
Net earnings attributable to shareholders	$ 117,760	$ 91,302	$ 224,464	$ 175,126
Diluted earnings attributable to shareholders per share	$ 0.61	$ 0.46	$ 1.17	$ 0.88
Basic earnings attributable to shareholders per share	0.62	0.46	1.17	0.88
Dividends declared and paid per common share	$ 0.36	$ 0.32	$ 0.36	$ 0.32
Weighted average diluted shares outstanding	191,917,973	197,126,243	192,425,521	199,482,932
Weighted average basic shares outstanding	190,679,008	196,451,912	191,150,758	198,772,260