PURIFIED CORTROPHIN GEL PRE-LAUNCH CHARGES (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
PURIFIED CORTROPHIN GEL PRE-LAUNCH CHARGES
Purified Cortrophin Gel pre-launch charges	$ 0	$ 38

Amount of charges directly related to the Purified Cortrophin Gel pre-launch charges commercialization efforts, including but not limited to sales and marketing expenses.

No definition available.

Name:	anip_CortrophinPreLaunchCharges
Namespace Prefix:	anip_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration