Summary of Significant Accounting Policies - Risk and Uncertainties (Details)	12 Months Ended
Dec. 31, 2017 program
Accounting Policies [Abstract]
Number of research or development programs which the Company may have to delay or reduce the scope	1

Number of research or development programs which the Company may have to delay or reduce the scope if adequate funds are unavailable on a timely basis from operations or additional sources of funding.

No definition available.

Name:	adms_NumberOfResearchOrDevelopmentProgramsPotentiallyDelayedOrReducedInScope
Namespace Prefix:	adms_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration