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Earnings Per Share- Additional Information (Detail)	3 Months Ended		6 Months Ended		1 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 30, 2009 Anika Therapeutics S.r.l.	Jun. 30, 2012 Anika Therapeutics S.r.l.
Schedule of Earnings Per Share, Basic and Diluted, by Common Class [Line Items]
Issuance of common stock in connection with acquisition					1,981,192
Shares remain in escrow						500,000
Equity awards outstanding but not included in the computation of diluted earnings per share			500,000
Equity awards outstanding but not included in the computation of diluted earnings per share	99,245	1,148,154	126,124	1,088,461

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