Commitments and Contingencies (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012
Noncancelable commitment liabilities
2013	$ 91
2014	91
2015	15
Total	$ 197

Noncancelable commitment liabilities under guarantees agreement in year three.

No definition available.

Name:	ssy_NoncancelableCommitmentLiabilitiesUnderGuaranteesAgreementInYearThree
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant