Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Current assets:    
Cash and cash equivalents $ 30,366 $ 31,667
Investments in marketable securities 38,908 90,890
Accounts receivable, net 36,914 13,073
Inventories 26,650 6,767
Deferred tax assets 678 1,099
Income tax receivable 204 240
Prepaid expenses and other current assets 6,779 2,361
Total current assets 140,499 146,097
Property and equipment, net 35,498 22,460
Goodwill 9,405 5,875
Identifiable intangible assets, net 80,773  
Deferred tax charge 3,261 4,200
Other assets, net 9,274 3,710
Total assets 278,710 182,342
Current liabilities:    
Accounts payable 7,884 7,280
Deferred revenue 7,110 1,686
Accrued employee expenses 9,492 4,626
Other accrued expenses 4,952 1,611
Other current liabilities 2,689 1,881
Total current liabilities 32,127 17,084
Other long-term liabilities 7,409 5,865
Total liabilities 39,536 22,949
Stockholders’ equity:    
Preferred stock, $0.001 par value; 10,000,000 shares authorized; no shares issued 0 0
Common stock, $0.001 par value; 500,000,000 shares authorized; 37,310,963 and 30,244,439 issued and outstanding at December 31, 2014 and 2013, respectively 37 30
Additional paid-in capital 327,475 225,007
Accumulated deficit (89,190) (66,582)
Accumulated other comprehensive income 852 938
Total stockholders’ equity 239,174 159,393
Total liabilities and stockholders’ equity $ 278,710 $ 182,342