Document and Entity Information
Document and Entity Information - USD ($) | 12 Months Ended | ||
Dec. 31, 2021 | Apr. 25, 2022 | Jun. 30, 2021 | |
Document and Entity Information [Abstract] | |||
Document Type | 10-K/A | ||
Document Annual Report | true | ||
Current Fiscal Year End Date | --12-31 | ||
Document Period End Date | Dec. 31, 2021 | ||
Document Fiscal Year Focus | 2021 | ||
Document Transition Report | false | ||
Entity File Number | 001-34703 | ||
Entity Registrant Name | Alimera Sciences, Inc. | ||
Entity Incorporation, State or Country Code | DE | ||
Entity Tax Identification Number | 20-0028718 | ||
Entity Address, Address Line One | 6310 Town Square | ||
Entity Address, Address Line Two | Suite 400 | ||
Entity Address, City or Town | Alpharetta | ||
Entity Address, State or Province | GA | ||
Entity Address, Postal Zip Code | 30005 | ||
City Area Code | 678 | ||
Local Phone Number | 990-5740 | ||
Title of 12(b) Security | Common Stock, $0.01 par value per share | ||
Trading Symbol | ALIM | ||
Security Exchange Name | NASDAQ | ||
Entity Well-known Seasoned Issuer | No | ||
Entity Voluntary Filers | No | ||
Entity Current Reporting Status | Yes | ||
Entity Interactive Data Current | Yes | ||
Entity Filer Category | Non-accelerated Filer | ||
Smaller Reporting Company | true | ||
Emerging Growth Company | false | ||
ICFR Auditor Attestation | false | ||
Entity Shell Company | false | ||
Entity Public Float | $ 59,501,651 | ||
Entity common stock, shares outstanding (in shares) | 6,992,654 | ||
Entity Central Index Key | 0001267602 | ||
Amendment Flag | false | ||
Document Fiscal Period Focus | FY | ||
Auditor Firm ID | 248 | ||
Auditor Name | GRANT THORNTON LLP | ||
Auditor Location | Atlanta, Georgia |