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Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 17,192 | $ 55,509
Marketable securities | 3,200 | 0
Receivables, net of allowance for doubtful accounts of $129 and $60, as of December 31, 2013 and 2012 respectively | 9,378 | 8,388
Inventories | 12,278 | 10,873
Deferred income taxes | 3,325 | 3,148
Prepaid expenses and other assets | 2,693 | 1,369
Total current assets | 48,066 | 79,287
Long-term marketable securities | 22,326 | 0
Long-term inventories, net | 551 | 1,955
Property and equipment, net | 1,825 | 1,708
Intangibles, net | 3,710 | 4,258
Goodwill | 3,472 | 3,472
Deferred income taxes | 1,024 | 1,195
Other assets | 87 | 64
Total assets | 81,061 | 91,939
Current liabilities: |  |
Accounts payable | 2,730 | 2,302
Accrued liabilities | 1,761 | 2,143
Income taxes payable | 0 | 14,782
Deferred product revenue | 4,158 | 3,593
Total current liabilities | 8,649 | 22,820
Deferred rent | 286 | 422
Other long-term liabilities | 1,791 | 2,029
Total liabilities | 10,726 | 25,271
Shareholders' equity: |  |
Common stock, par value $0.001, 50,000,000 shares authorized, 8,986,080 and 9,163,462 shares issued and outstanding as of December 31, 2013 and 2012, respectively | 9 | 9
Additional paid-in capital | 41,311 | 40,430
Accumulated other comprehensive income | 23 | 0
Retained earnings (accumulated deficit) | 28,992 | 26,229
Total shareholders' equity | 70,335 | 66,668
Total liabilities and shareholders' equity | 81,061 | 91,939
Inventory [Member] |  |
Current assets: |  |
Inventories | 10,758 | 9,584
Distributor Channel Inventory [Member] |  |
Current assets: |  |
Inventories | $ 1,520 | $ 1,289

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