Annual report pursuant to Section 13 and 15(d)

Balance Sheets

v2.4.1.9
Balance Sheets (USD $)
Dec. 31, 2014
Dec. 31, 2013
Current assets:    
Cash and cash equivalents $ 36,205,559us-gaap_CashAndCashEquivalentsAtCarryingValue $ 37,965,198us-gaap_CashAndCashEquivalentsAtCarryingValue
Marketable securities 70,698,640us-gaap_MarketableSecurities  
Prepaid expenses and other current assets 669,155us-gaap_PrepaidExpenseAndOtherAssetsCurrent 1,957,765us-gaap_PrepaidExpenseAndOtherAssetsCurrent
Offering costs   1,999,279us-gaap_DeferredOfferingCosts
Total current assets 107,573,354us-gaap_AssetsCurrent 41,922,242us-gaap_AssetsCurrent
Property and equipment, net 553,294us-gaap_PropertyPlantAndEquipmentNet 343,059us-gaap_PropertyPlantAndEquipmentNet
Restricted cash 112,410us-gaap_RestrictedCashAndCashEquivalentsNoncurrent 112,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
Other assets 98,401us-gaap_OtherAssetsNoncurrent 15,625us-gaap_OtherAssetsNoncurrent
Total assets 108,337,459us-gaap_Assets 42,392,926us-gaap_Assets
Current liabilities:    
Accounts payable 4,342,480us-gaap_AccountsPayableCurrent 545,053us-gaap_AccountsPayableCurrent
Accrued expenses and other current liabilities 2,578,269trvn_AccruedExpensesAndOtherLiabilitiesCurrent 2,158,792trvn_AccruedExpensesAndOtherLiabilitiesCurrent
Deferred rent 38,359us-gaap_DeferredRentCreditCurrent 33,114us-gaap_DeferredRentCreditCurrent
Total current liabilities 6,959,108us-gaap_LiabilitiesCurrent 2,736,959us-gaap_LiabilitiesCurrent
Loans payable, net of current portion 1,791,285us-gaap_LongTermLoansPayable  
Capital lease, net of current portion 10,677us-gaap_CapitalLeaseObligationsNoncurrent  
Deferred rent, net of current portion 281,885us-gaap_DeferredRentCreditNoncurrent 313,919us-gaap_DeferredRentCreditNoncurrent
Preferred stock warrant liability 82,851trvn_PreferredStockWarrantLiabilityNonCurrent 350,519trvn_PreferredStockWarrantLiabilityNonCurrent
Other long term liabilities 8,025us-gaap_OtherLiabilitiesNoncurrent  
Total liabilities 9,133,831us-gaap_Liabilities 3,401,397us-gaap_Liabilities
Commitments and contingencies (Note 10)      
Redeemable convertible preferred stock:    
Total redeemable convertible preferred stock   120,562,138us-gaap_TemporaryEquityCarryingAmountAttributableToParent
Stockholders' equity (deficit):    
Common stock, $0.001 par value; 100,000,000 and 132,000,000 shares authorized, 39,241,173 and 957,756 shares issued and outstanding at December 31, 2014 and 2013, respectively 39,241us-gaap_CommonStockValue 958us-gaap_CommonStockValue
Additional paid-in capital 231,152,894us-gaap_AdditionalPaidInCapitalCommonStock 697,283us-gaap_AdditionalPaidInCapitalCommonStock
Accumulated deficit (131,969,725)us-gaap_RetainedEarningsAccumulatedDeficit (82,268,850)us-gaap_RetainedEarningsAccumulatedDeficit
Accumulated other comprehensive loss (18,782)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax  
Total stockholders' deficit 99,203,628us-gaap_StockholdersEquity (81,570,609)us-gaap_StockholdersEquity
Total liabilities, redeemable convertible preferred stock and stockholders' deficit 108,337,459us-gaap_LiabilitiesAndStockholdersEquity 42,392,926us-gaap_LiabilitiesAndStockholdersEquity
Series A convertible preferred stock    
Redeemable convertible preferred stock:    
Total redeemable convertible preferred stock   25,024,373us-gaap_TemporaryEquityCarryingAmountAttributableToParent
/ us-gaap_StatementClassOfStockAxis
= trvn_RedeemableConvertibleSeriesAPreferredStockMember
Series B convertible preferred stock    
Redeemable convertible preferred stock:    
Total redeemable convertible preferred stock   30,778,700us-gaap_TemporaryEquityCarryingAmountAttributableToParent
/ us-gaap_StatementClassOfStockAxis
= trvn_RedeemableConvertibleSeriesBPreferredStockMember
Series B 1 convertible preferred stock    
Redeemable convertible preferred stock:    
Total redeemable convertible preferred stock   4,823,079us-gaap_TemporaryEquityCarryingAmountAttributableToParent
/ us-gaap_StatementClassOfStockAxis
= trvn_RedeemableConvertibleSeriesB1PreferredStockMember
Series C convertible preferred stock    
Redeemable convertible preferred stock:    
Total redeemable convertible preferred stock   $ 59,935,986us-gaap_TemporaryEquityCarryingAmountAttributableToParent
/ us-gaap_StatementClassOfStockAxis
= trvn_RedeemableConvertibleSeriesCPreferredStockMember