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Long-term Debt - Additional Information (Detail) (USD $)
 12 Months Ended 12 Months Ended 12 Months Ended 1 Months Ended
Dec. 31, 2009
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2008
Dec. 31, 2008
LIBOR
Dec. 31, 2012
Quarterly Payment
Dec. 31, 2012
Due at Maturity
Dec. 31, 2009
Anika Therapeutics S.r.l.
Dec. 31, 2009
Anika Therapeutics S.r.l.
LIBOR
Dec. 31, 2012
Unsecured Revolving Credit Facility
Dec. 31, 2008
Unsecured Revolving Credit Facility
Maximum
Debt Instrument [Line Items]                      
Revolving credit maximum principal amount outstanding                     $ 16,000,000
Debt instrument principal payments           400,000 5,200,000        
Line of credit facility maturity date                   Dec. 31, 2015  
Debt instrument variable rate         0.75%       1.25%    
Deferred issuance costs       171,000              
Percentage of stocks pledged               65.00%      
Debt Issuance Costs 74,000                    
Total debt outstanding   9,600,000 11,200,000                
Current portion of long-term debt   1,600,000 1,600,000                
Long-term debt principal payments current year   1,600,000                  
Long-term debt principal payments, year two   1,600,000                  
Long-term debt principal payments, year three   6,400,000                  
Long-term debt principal payments, year four   $ 6,400,000