CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current assets:
Cash	$ 110,987	$ 97,254
Accounts receivable, net	281,536	268,980
Inventories	387,222	372,244
Prepaid expenses and other current assets	20,711	18,198
Deferred income taxes	20,526	20,480
Total current assets	820,982	777,156
Property, plant and equipment, net	69,259	70,699
Deferred income taxes	14,069	13,948
Goodwill and intangibles	47,460	47,838
Other assets	4,989	4,909
Total assets	956,759	914,550
Current liabilities:
Accounts payable	365,797	336,550
Accrued expenses and other current liabilities	72,574	72,410
Deferred income tax liabilities	10,960	10,940
Current portion of long term debt	2,588	2,552
Total current liabilities	451,919	422,452
Long term debt	6,561	7,133
Deferred income tax liabilities	16,256	16,233
Other liabilities	15,285	14,440
Total liabilities	490,021	460,258
Commitments and contingencies
Shareholders' equity:
Preferred stock
Common stock	389	389
Additional paid-in capital	180,966	180,538
Treasury stock	(29,634)	(30,520)
Retained earnings	315,017	307,934
Accumulated other comprehensive loss		(4,049)
Total shareholders' equity	466,738	454,292
Total liabilities and shareholders' equity	$ 956,759	$ 914,550