Comprehensive Loss (Narrative) (Details)	6 Months Ended
Jun. 30, 2015 item
Comprehensive Loss [Abstract]
Number of components of comprehensive loss	2

Represents the number of components included in the comprehensive income (loss) during the reporting period.

No definition available.

Name:	rtsx_NumberOfComponentsOfComprehensiveIncomeLoss
Namespace Prefix:	rtsx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration