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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Current assets    
Cash and equivalents $ 78,522 $ 72,441
Short term investments 44,961 64,940
Accounts receivable, net of allowance for doubtful accounts of $621 in 2015 and $223 in 2014 29,426 29,994
Inventories 20,618 33,875
Prepaid expenses 3,051 2,312
Foreign sales tax receivable 510 598
Deferred income taxes 1,495 906
Other current assets 4,778 1,160
Assets of discontinued operations 4 0
Total current assets 183,365 206,226
Property and equipment:    
Furniture and fixtures 5,354 5,231
Office equipment 11,512 10,751
Property and equipment, gross 16,866 15,982
Accumulated depreciation (13,767) (13,157)
Property and equipment, net 3,099 2,825
Goodwill, net of accumulated amortization 80,853 22,208
Intangible assets, net of accumulated amortization 37,970 12,819
Other assets, net of accumulated amortization 6,535 7,260
Total assets 311,822 251,338
Current liabilities    
Accounts payable 8,803 10,680
Deferred revenue 22,450 17,830
Accrued wages and payroll taxes 10,291 8,458
Income taxes payable 4,823 1,899
Other accrued expenses 7,820 5,413
Deferred compensation 1,503 806
Liabilities of discontinued operations 0 111
Total current liabilities 55,690 45,197
Other long-term liabilities 76 55
Deferred income taxes 8,008 213
Total liabilities 63,774 45,465
Stockholders' equity    
Preferred stock: 500 shares authorized, none issued and outstanding at December 31, 2015 or 2014 0 0
Common stock: $.001 par value per share, 75,000 shares authorized; 40,108 and 39,660 shares issued and outstanding at December 31, 2015 and 2014, respectively 40 40
Additional paid-in capital 85,766 82,450
Accumulated income 168,036 125,885
Accumulated other comprehensive income (loss) (5,794) (2,502)
Total stockholders' equity 248,048 205,873
Total liabilities and stockholders' equity $ 311,822 $ 251,338