CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Net sales	$ 913,578	$ 929,867
Cost of sales	782,924	799,369
Gross profit	130,654	130,498
Selling, general & administrative expenses	118,225	111,369
Special charges	1,865	504
Operating income	10,564	18,625
Foreign currency exchange gain	(215)	(1,383)
Interest and other income, net	(182)	(126)
Interest expense	449	530
Income before income taxes	10,512	19,604
Provision for income taxes	3,429	6,038
Net income	$ 7,083	$ 13,566
Net income per common share:
Basic	$ 0.19	$ 0.37
Diluted	$ 0.19	$ 0.36
Weighted average common and common equivalent shares:
Basic	36,836	37,157
Diluted	37,051	37,708