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Long-term Debt - Additional Information (Detail) (USD $) | 12 Months Ended |  |  |  | 12 Months Ended |  | 12 Months Ended | 1 Months Ended
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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 |  |  |  |  |  |  |  |  |

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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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