XML 25 R54.htm IDEA: XBRL DOCUMENT v2.4.1.9
Stockholders' Equity (Details 3) (USD $)
In Millions, except Share data, unless otherwise specified
1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 0 Months Ended
Mar. 31, 2012
Dec. 31, 2012
Nov. 30, 2013
item
Dec. 31, 2014
Dec. 31, 2013
Sep. 30, 2012
Dec. 28, 2012
Convertible Preferred Stock and Stockholders' Equity              
Outstanding stock options       25,589,876us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber      
Outstanding common stock warrants       3,925,643us-gaap_ClassOfWarrantOrRightOutstanding      
Additional shares available for grant       1,123,732us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant      
Total       31,467,248true_CommonStockSharesReserveForUnissuedShares      
Third party vendor              
Convertible Preferred Stock and Stockholders' Equity              
Percentage of bill rendered for legal services that can be paid in shares of common stock 20.00%true_ShareBasedGoodsAndNonemployeeServicesTransactionPercentageOfBillRenderredForServicesThatCanBePaidInShares
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
           
Share price (in dollars per share) $ 11.51us-gaap_SharePrice
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
$ 11.51us-gaap_SharePrice
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
         
Value of shares issued $ 0.9true_ShareBasedGoodsAndNonemployeeServicesTransactionValueOfSecuritiesIssued
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
$ 0.9true_ShareBasedGoodsAndNonemployeeServicesTransactionValueOfSecuritiesIssued
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
         
Shares issued   73,883us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
         
Gain on transaction issuance of shares   0.2true_ShareBasedGoodsAndNonemployeeServicesTransactionGainLossOnIssuanceOfShares
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
         
Third party vendor | Minimum              
Convertible Preferred Stock and Stockholders' Equity              
Fair value (in dollars per share)   $ 7.92true_ShareBasedGoodsAndNonemployeeServicesTransactionFairValueOfSharesExchanged
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
         
Third party vendor | Maximum              
Convertible Preferred Stock and Stockholders' Equity              
Fair value (in dollars per share)   $ 9.75true_ShareBasedGoodsAndNonemployeeServicesTransactionFairValueOfSharesExchanged
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_ThirdPartyVendorMember
         
Marketing sponsorship partner              
Convertible Preferred Stock and Stockholders' Equity              
Shares issued     36,666us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_MarketingSponsorshipPartnerMember
       
Number of marketing sponsorship partner     1true_NumberOfMarketingSponsorshipPartners
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_MarketingSponsorshipPartnerMember
       
Cash paid     0.3us-gaap_PaymentsForLegalSettlements
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_MarketingSponsorshipPartnerMember
       
Total expense     0.6us-gaap_LegalFees
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= true_MarketingSponsorshipPartnerMember
       
Series A preferred stock              
Convertible Preferred Stock and Stockholders' Equity              
Outstanding shares       0us-gaap_TemporaryEquitySharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_ConvertiblePreferredStockMember
2,857,143us-gaap_TemporaryEquitySharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_ConvertiblePreferredStockMember
   
CEO | Employment agreement              
Convertible Preferred Stock and Stockholders' Equity              
Compensation expense       0.5us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
0.2us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
   
Additional estimated stock-based compensation expense expected to be recorded       0.5us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
     
Weighted-average period for recognition of stock-based compensation expense       2 years 6 months      
Restricted stock units              
Convertible Preferred Stock and Stockholders' Equity              
Compensation expense       2.0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
     
Additional estimated stock-based compensation expense expected to be recorded       6.8us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
     
Weighted-average period for recognition of stock-based compensation expense       3 years      
Outstanding restricted stock units       827,997us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
     
Common stock              
Convertible Preferred Stock and Stockholders' Equity              
Shares repurchased   265,274us-gaap_StockRepurchasedDuringPeriodShares
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
         
Common stock | CEO              
Convertible Preferred Stock and Stockholders' Equity              
Shares repurchased           110,278us-gaap_StockRepurchasedDuringPeriodShares
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
 
Common stock | CEO | Employment agreement              
Convertible Preferred Stock and Stockholders' Equity              
Share value for which right to sell is provided   $ 1.0true_ShareValueForWhichRightToSellIsProvided
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
    $ 1.0true_ShareValueForWhichRightToSellIsProvided
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
   
Shares repurchased   130,080us-gaap_StockRepurchasedDuringPeriodShares
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
    112,422us-gaap_StockRepurchasedDuringPeriodShares
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember
  130,080us-gaap_StockRepurchasedDuringPeriodShares
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember
/ us-gaap_TypeOfArrangementAxis
= true_EmploymentAgreementMember