CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net income	$ 40,912	$ 37,052
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	11,408	9,624
Provision for doubtful accounts	(8)	(1,332)
Noncash stock compensation	627	806
Deferred tax (benefit)	(2,798)	(713)
Change in fair value of derivatives	68	230
Changes in:
Accounts receivable	7,819	(73,248)
Inventories	2,904	(73,966)
Other assets	(1,161)	4,787
Accounts payable and accrued expenses	(44,347)	50,111
Income taxes payable, net	7,136	(4,629)
Net cash provided by (used in) operating activities	22,440	(49,074)
Cash flows from investing activities:
Purchases of short-term investments		(10,961)
Proceeds from sale of short-term investments		(55,880)
Purchases of equipment and leasehold improvements	(7,633)	(7,578)
Payment for intangible assets acquired	(2,690)	(3,498)
Net cash provided by (used in) investing activities	(10,323)	33,843
Cash flows from financing activities:
Proceeds from (repayments of) loans payable ? banks, net	(10,328)	15,686
Repayment of long-term debt	(4,364)	(8,846)
Proceeds from exercise of options	416	958
Proceeds from sale of stock of subsidiary	3,284	2,844
Payment for noncontrolling interests acquired		(750)
Dividends paid	(7,336)	(6,861)
Dividends paid to noncontrolling interest	(3,333)	(3,149)
Net cash used in financing activities	(21,661)	(118)
Effect of exchange rate changes on cash	(461)	986
Net decrease in cash and cash equivalents	(10,005)	(14,363)
Cash and cash equivalents - beginning of period	35,856	37,548
Cash and cash equivalents - end of period	25,851	23,185
Supplemental disclosure of cash flow information:
Interest	1,315	1,686
Income taxes	$ 12,136	$ 23,795