Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Unaudited)

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Consolidated Balance Sheets (Unaudited) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Current assets:    
Cash and cash equivalents $ 53,465 $ 51,262
Restricted cash 47 46
Accounts receivable, net of allowance for doubtful accounts of $68 and $83 21,736 16,227
Inventories 13,719 12,829
Income taxes receivable   120
Deferred income taxes 260 260
Marketable securities 30,872 21,832
Other current assets 1,658 1,354
Total current assets 121,757 103,930
Property, plant and equipment, net 58,402 56,959
Other assets 6,350 6,639
Total assets 186,509 167,528
Current liabilities:    
Accounts payable 4,805 4,402
Accrued expenses and other liabilities 5,893 7,466
Income taxes payable 342  
Dividends payable 2,337 2,318
Total current liabilities 13,377 14,186
Deferred income taxes 6,918 6,917
Other noncurrent liabilities 244 1,149
Total liabilities 20,539 22,252
Commitments and contingencies      
Shareholders' equity:    
Preferred stock, 2,000,000 shares authorized, par value $0.001, no shares outstanding      
Common stock, 40,000,000 shares authorized, par value $0.001, 25,981,534 and 25,756,442 shares outstanding 26 26
Capital in excess of par value 55,771 48,944
Retained earnings 112,508 98,426
Accumulated other comprehensive loss (2,335) (2,120)
Total shareholders' equity 165,970 145,276
Total liabilities and shareholders' equity $ 186,509 $ 167,528