Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets
Cash and cash equivalents	$ 383,596	$ 427,376
Accounts receivable, net of allowance for doubtful accounts of $2,943 and $338, respectively	490,686	520,389
Inventories, net	426,837	401,261
Prepaid expenses and other assets	34,571	30,453
Income taxes receivable	152	572
Deferred income taxes	6,646	8,502
Total current assets	1,342,488	1,388,553
Long-term investments	1,012	1,008
Property, plant and equipment, net	187,049	190,180
Goodwill, net	45,970	45,970
Deferred income taxes	25,054	25,017
Other, net	27,834	28,161
Total assets	1,629,407	1,678,889
Current liabilities:
Current installments of capital lease obligations	701	676
Accounts payable	248,563	289,786
Income taxes payable	5,077	5,470
Accrued liabilities	58,287	63,166
Total current liabilities	312,628	359,098
Capital lease obligations, less current installments	8,665	8,845
Other long-term liabilities	17,406	17,800
Deferred income taxes	2,106	2,106
Shareholders' equity:
Preferred shares, $0.10 par value; 5,000 shares authorized, none issued
Common shares, $0.10 par value; 145,000 shares authorized; issued and outstanding - 52,994 and 53,936, respectively	5,248	5,300
Additional paid-in capital	645,066	649,715
Retained earnings	651,224	645,500
Accumulated other comprehensive loss	(12,936)	(9,475)
Total shareholders' equity	1,288,602	1,291,040
Commitments and contingencies	0	0
Total liabilities and shareholders' equity	$ 1,629,407	$ 1,678,889