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Subsequent Events (Details) (USD $)
3 Months Ended 1 Months Ended
Mar. 31, 2015
Apr. 30, 2015
Subsequent Event [Line Items]    
Gross proceeds from issuance of common stock $ 629,505stxs_ProceedsFromIssuanceOfPrivatePlacementGross  
Common stock issued, shares 311,222us-gaap_StockIssuedDuringPeriodSharesNewIssues  
Subsequent Event [Member]    
Subsequent Event [Line Items]    
Gross proceeds from issuance of common stock   $ 100,000stxs_ProceedsFromIssuanceOfPrivatePlacementGross
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Common stock issued, shares   65,454us-gaap_StockIssuedDuringPeriodSharesNewIssues
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= us-gaap_SubsequentEventMember