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Condensed Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
ASSETS    
Cash and cash equivalents $ 21,780 $ 47,069
Marketable securities 30,816 28,267
Accounts receivable, net of allowance for doubtful accounts of $283 at March 31, 2012 and $245 at December 31, 2011 49,796 36,849
Inventories 43,275 42,279
Deferred tax assets, net 2,012 2,011
Prepaid expenses and other 5,442 3,712
Total current assets 153,121 160,187
Property and equipment, net of accumulated depreciation of $61,625 at March 31, 2012 and $59,217 at December 31, 2011 17,259 18,496
Marketable securities 16,641 13,495
Intangible assets, net of accumulated amortization of $10,508 at March 31, 2012 and $10,899 at December 31, 2011 11,460 35,702
Goodwill 13,225 19,772
Deferred tax assets, net 1,024 1,023
Other assets 639 504
Total assets 213,369 249,179
LIABILITIES AND STOCKHOLDERS' EQUITY    
Accounts payable 51,578 54,030
Accrued expenses 27,956 25,044
Total current liabilities 79,534 79,074
Other long-term liabilities 4,084 4,080
Total liabilities 83,618 83,154
Stockholders' equity:    
Preferred stock, par value $0.001; 2,000 shares authorized and none outstanding      
Common stock, par value $0.001; 50,000 shares authorized, 32,385 and 32,262 shares issued and outstanding at March 31, 2012 and December 31, 2011, respectively 32 32
Additional paid-in capital 431,436 429,813
Accumulated other comprehensive income (loss) 16 (8)
Accumulated deficit (276,733) (238,812)
Total stockholders' equity before treasury stock 154,751 191,025
Treasury stock at cost; 2,436 common shares at March 31, 2012 and December 31, 2011, respectively (25,000) (25,000)
Total stockholders' equity 129,751 166,025
Total liabilities and stockholders' equity $ 213,369 $ 249,179