Stock Purchase Warrants - Additional Information (Detail)	9 Months Ended
Sep. 30, 2016
Equity [Abstract]
Weighted-average remaining lives	3 years

Class Of Warrant Or Right Weighted Average Remaining Life Of Warrants Or Rights

No definition available.

Name:	aeri_ClassOfWarrantOrRightWeightedAverageRemainingLifeOfWarrantsOrRights
Namespace Prefix:	aeri_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration