Summary of Significant Accounting Policies (Details 2)	6 Months Ended
Dec. 31, 2012
Revenue recognition
Term of agreements under the shared ownership program	5 years

Represents the term of agreements under the shared ownership program.

No definition available.

Name:	aray_RevenueRecognitionAgreementTermUnderSharedOwnershipProgram
Namespace Prefix:	aray_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration