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Significant Accounting Policies, Stock-Based Compensation (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense $ 711us-gaap_AllocatedShareBasedCompensationExpense $ 622us-gaap_AllocatedShareBasedCompensationExpense
Employee Stock Purchase Plan ("ESPP") [Member]    
Fair value assumptions for stock options granted [Abstract]    
Risk free interest rate (in hundredths) 0.10%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember		 0.10%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember
Expected term 0 years 6 months 0 years 6 months
Volatility (in hundredths) 37.20%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember		 53.70%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember
Expected dividend (in hundredths) 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember		 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember
Weighted average grant-date fair value (in dollars per share) $ 0.55sprt_ShareBasedPaymentAwardFairValueAssumptionsWeightedAverageGrantDateFairValue
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember		 $ 1.34sprt_ShareBasedPaymentAwardFairValueAssumptionsWeightedAverageGrantDateFairValue
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember
Stock-based compensation expense 20us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember		 29us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_PlanNameAxis
= us-gaap_EmployeeStockMember
Cost of Services [Member]    
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense 62us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember		 87us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
Cost of Software and Other [Member]    
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense 4us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= sprt_CostOfSoftwareMember		 3us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= sprt_CostOfSoftwareMember
Research and Development [Member]    
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense 130us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember		 167us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
Sales and Marketing [Member]    
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense 66us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember		 77us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember
General and Administrative [Member]    
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense 449us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember		 288us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
Stock Options [Member]    
Fair value assumptions for stock options granted [Abstract]    
Risk free interest rate (in hundredths) 1.30%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		  
Expected term 3 years 9 months 18 days 0 years [1]
Volatility (in hundredths) 56.60%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 [1]
Expected dividend (in hundredths) 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 [1]
Weighted average grant-date fair value (in dollars per share) $ 0.80sprt_ShareBasedPaymentAwardFairValueAssumptionsWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 $ 0sprt_ShareBasedPaymentAwardFairValueAssumptionsWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 [1]
Stock-based compensation expense 252us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember		 336us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Restricted Stock Units ("RSUs") [Member]    
Fair value assumptions for stock options granted [Abstract]    
Stock-based compensation expense $ 439us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember		 $ 257us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
[1] The Company did not grant stock options to employees or directors during the three months ended March 31, 2014.