CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Sales	$ 22,768,674		$ 21,357,285		$ 20,405,128
Costs and expenses:
Cost of sales	19,772,779		18,566,356		17,667,842
Selling, general, and administrative expenses	1,959,749		1,873,638		1,849,534
Depreciation and amortization	156,048		131,141		115,350
Restructuring, integration, and other charges	39,841		92,650		47,437
Trade name impairment charge	78,000		0		0
Settlement of legal matters	0		0		(79,158)
Total Costs and Expenses	22,006,417		20,663,785		19,601,005
Operating income	762,257		693,500		804,123
Equity in earnings of affiliated companies	7,318		7,429		8,112
Gain on sale of investment	29,743		0		0
Loss on prepayment of debt	0		4,277		0
Interest and other financing expense, net	115,985		114,433		101,876
Income before income taxes	683,333		582,219		710,359
Provision for income taxes	184,943		182,343		203,642
Consolidated net income	498,390		399,876		506,717
Noncontrolling interests	345		456		385
Net income attributable to shareholders	$ 498,045		$ 399,420		$ 506,332
Net income per share:
Basic	$ 5.05		$ 3.89		$ 4.64
Diluted	$ 4.98	[1]	$ 3.85	[1]	$ 4.56	[1]
Weighted-average shares outstanding:
Basic	98,675		102,559		109,240
Diluted	99,947		103,699		111,077

[1] Stock-based compensation awards for the issuance of 294 shares, 874 shares, and 1,424 shares for the years ended December 31, 2014, 2013, and 2012, respectively, were excluded from the computation of net income per share on a diluted basis as their effect was anti-dilutive.