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Condensed Consolidated Statements Of Cash Flows (Unaudited) (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Cash flows from operating activities:  
Net income$ 23,699$ 16,308
Depreciation and amortization8,5167,751
Changes in operating assets and liabilities:  
Accounts receivable(2,845)(12,405)
Inventories(20,554)1,219
Accounts payable4,2783,328
Commissions payable(161)3,628
Accrued expenses and other5,3722,796
Net cash provided by operating activities18,30522,625
Cash flows from investing activities:  
Capital additions(8,547)(5,607)
Change in short-term investments572(8)
Net cash used for investing activities(7,975)(5,615)
Cash flows from financing activities:  
Cash dividends(5,541)(5,261)
Payments to bank for borrowings(10,000)(15,000)
Purchase of common shares for treasury (574)
Other(27) 
Net cash used for financing activities(15,568)(20,835)
Effect of exchange rate changes on cash(662)29
Net decrease in cash and cash equivalents(5,900)(3,796)
Cash and cash equivalents:  
Beginning of year32,22944,403
September 30,$ 26,329$ 40,607