Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Additional Information (Detail)

v3.3.1.900
Commitments and Contingencies - Additional Information (Detail)
 1 Months Ended 12 Months Ended
Mar. 31, 2015
USD ($)
Feb. 28, 2015
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2015
EUR (€)
Apr. 29, 2014
USD ($)
Jan. 31, 2006
ft²
Commitment And Contingencies [Line Items]                
Area of corporate headquarters and manufacturing facility | ft²               57,000
Extended lease term Apr. 30, 2020              
Provisions for tenant improvement allowance, maximum $ 398,000              
Capital lease agreement term for information technology equipment   30 months            
Future minimum lease payments under capital lease, borrowing rate     1.60%     1.60%    
Future minimum lease payments under capital lease including net minimum lease payment for year ended December 31, 2016     $ 147,000          
Future minimum lease payments under capital lease including net minimum lease payment for year ended December 31, 2017     160,000          
Accrued capital lease obligations, current position     153,000          
Capital lease obligation, long-term     159,000          
Rent expense     972,000 $ 1,000,000 $ 1,100,000      
Purchase commitments pending     13,400,000          
Litigation Settlement Amount Receivable Non-Current     825,000          
Receivable For Legal Settlements On First Anniversary     275,000          
Receivable For Legal Settlements On Second Anniversary     275,000          
Receivable For Legal Settlements On Third Anniversary     275,000          
Litigation Settlement Amount Receivable Current     550,000          
Litigation Settlement Receivable     1,400,000          
Litigation Expense Recovered     731,000          
Settlement Expense For Dismissal of Patent Infringement Lawsuit Recovered     68,000          
Legal settlement at present value     1,200,000          
Deferred revenue     $ 3,297,000 2,494,000        
Foregoing litigation settlement, description     As part of the settlement, Fotona agreed to pay the Company a total of $1.4 million, with $550,000 payable within 10 days of March 24, 2015 and the remaining, $825,000 payable in three increments of $275,000 each to be paid no later than the first, second, and third anniversary of the effective date of the agreement.          
Licensing Agreements United States                
Commitment And Contingencies [Line Items]                
License period     3 years          
Licensing Agreements Outside of United States                
Commitment And Contingencies [Line Items]                
License period     5 years          
Settled Litigation                
Commitment And Contingencies [Line Items]                
Deferred revenue             $ 379,000  
Employee Arrangements and Other Compensation                
Commitment And Contingencies [Line Items]                
Change in control, if occurs, may require severance benefits payable     $ 1,600,000 503,000        
Accrued for performance bonuses     $ 248,000 $ 125,000        
Statutory Bond                
Commitment And Contingencies [Line Items]                
Amount of injunction bond to be posted | €           € 146,000