Segment Information (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Summary of Segment Information

	Three Months Ended June 30,						Six Months Ended June 30,
	2014			2013			2014			2013
	(in thousands)						(in thousands)
Net sales:
Automotive	$	2,110,396		$	2,011,802		$	4,008,911		$	3,556,339
Industrial		1,209,235			1,132,032			2,352,509			2,234,112
Office products		418,785			402,272			836,883			822,400
Electrical/electronic materials		188,034			142,970			368,365			282,155
Other		(18,063	)		(13,079	)		(33,384	)		(20,207	)
Total net sales	$	3,908,387		$	3,675,997		$	7,533,284		$	6,874,799
Operating profit:
Automotive	$	206,683		$	186,382		$	356,793		$	307,425
Industrial		95,428			88,891			178,478			167,786
Office products		31,183			29,768			65,129			62,960
Electrical/electronic materials		16,463			12,221			31,992			22,672
Total operating profit		349,757			317,262			632,392			560,843
Interest expense, net		(6,224	)		(7,852	)		(12,430	)		(11,205	)
Other intangible assets amortization		(8,498	)		(8,986	)		(17,374	)		(12,761	)
Other, net		(24,855	)		14,304			(48,436	)		(12	)
Income before income taxes	$	310,180		$	314,728		$	554,152		$	536,865