Segment, Significant Customer and Geographic Information (Details)	Dec. 31, 2012 Segment
Segment, Significant Customer and Geographic Information
Number of reportable segments	1
Net revenue \| Single customer
Significant Customers
Threshold not reached for reporting individual customer (as a percent)	10.00%

Threshold percentage which the entity uses for disclosure.

No definition available.

Name:	advs_ThresholdForDisclosurePercentage
Namespace Prefix:	advs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant