Consolidated Statements of Earnings (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues:
Airfreight services	$ 2,780,840	$ 2,633,830	$ 2,600,916
Ocean freight and ocean services	2,174,394	1,958,231	1,974,891
Customs brokerage and other services	1,609,487	1,488,196	1,416,408
Total revenues	6,564,721	6,080,257	5,992,215
Operating Expenses:
Airfreight services	2,103,777	1,994,374	1,983,696
Ocean freight and ocean services	1,712,795	1,521,340	1,542,170
Customs brokerage and other services	766,722	681,690	630,979
Salaries and related costs	1,065,329	1,032,601	995,052
Rent and occupancy costs	102,810	98,437	98,580
Depreciation and amortization	49,292	48,071	39,940
Selling and promotion	38,125	33,243	34,184
Other	131,223	118,428	136,816
Total operating expenses	5,970,073	5,528,184	5,461,417
Operating income	594,648	552,073	530,798
Other Income (Expense):
Interest income	10,773	11,810	12,763
Other, net	5,468	8,713	6,832
Other income, net	16,241	20,523	19,595
Earnings before income taxes	610,889	572,596	550,393
Income tax expense	231,429	222,585	217,424
Net earnings	379,460	350,011	332,969
Less net earnings (losses) attributable to the noncontrolling interest	2,572	1,485	(391)
Net earnings attributable to shareholders	$ 376,888	$ 348,526	$ 333,360
Diluted earnings attributable to shareholders per share	$ 1.92	$ 1.68	$ 1.57
Basic earnings attributable to shareholders per share	$ 1.92	$ 1.69	$ 1.58
Weighted average diluted shares outstanding	196,768,067	206,895,473	211,935,171
Weighted average basic shares outstanding	196,146,676	205,994,656	210,422,945