Label	Element	Value
Gain (Loss) Related to Litigation Settlement, Non-Cash Portion	csr_GainLossRelatedtoLitigationSettlementNonCashPortion	$ 0

Gain (Loss) Related to Litigation Settlement, Non-Cash Portion

No definition available.

Name:	csr_GainLossRelatedtoLitigationSettlementNonCashPortion
Namespace Prefix:	csr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration