Stockholders' Equity (Deficit) (Details) (USD $) In Millions, except Share data, unless otherwise specified
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0 Months Ended |
1 Months Ended |
12 Months Ended |
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Dec. 10, 2014
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Mar. 06, 2014
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Feb. 05, 2014
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Mar. 06, 2014
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Stockholders' (deficit) equity |
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Issuance of common stock in public offering (in shares) |
11,250,000trvn_StockIssuedDuringPeriodSharesNewIssuesPublicOffering
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Issuance of common stock underwriters allotment option (in shares) |
1,598,000trvn_StockIssuedDuringPeriodSharesNewIssuesExerciseOfUnderwritersAllotmentOption
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Shares of common stock sold |
12,848,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
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270,449us-gaap_StockIssuedDuringPeriodSharesNewIssues
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9,250,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
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Public offering price (in dollars per share) |
$ 4.00us-gaap_EquityIssuancePerShareAmount
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$ 7.00us-gaap_EquityIssuancePerShareAmount
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$ 7.00us-gaap_EquityIssuancePerShareAmount
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Aggregate gross proceeds from shares sold |
$ 51.4us-gaap_StockIssuedDuringPeriodValueNewIssues
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$ 1.9us-gaap_StockIssuedDuringPeriodValueNewIssues
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$ 64.8us-gaap_StockIssuedDuringPeriodValueNewIssues
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Redeemable convertible preferred stock, conversion ratio |
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0.1613trvn_TemporaryEquityConversionRatio
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0.1613trvn_TemporaryEquityConversionRatio
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Number of outstanding warrants not exercised as part of the IPO |
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22,580trvn_OutstandingWarrantsNotExercisedAsPartOfInitialPublicOffering
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Shares of common stock issued upon conversion of outstanding convertible preferred stock and net exercise of a portion of warrants |
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15,728,286trvn_StockIssuedDuringPeriodSharesConversionOfConvertibleSecuritiesAndWarrantsExercised
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Redeemable convertible preferred stock outstanding which converted into common shares |
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Preferred Shares Outstanding |
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97,389,703us-gaap_TemporaryEquitySharesOutstanding
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Conversion into common shares upon initial public offering (in shares) |
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15,708,013us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
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Series A convertible preferred stock |
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Redeemable convertible preferred stock outstanding which converted into common shares |
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Preferred Shares Outstanding |
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0us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesAPreferredStockMember
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25,074,999us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesAPreferredStockMember
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25,074,999us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesAPreferredStockMember
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Conversion into common shares upon initial public offering (in shares) |
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4,044,354us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesAPreferredStockMember
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Series B convertible preferred stock |
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Stockholders' (deficit) equity |
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Number of shares in warrant issued in connection with a banking facility |
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125,000trvn_WarrantToPurchasePreferredStockShares / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesBPreferredStockMember
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Redeemable convertible preferred stock outstanding which converted into common shares |
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Preferred Shares Outstanding |
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0us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesBPreferredStockMember
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30,800,000us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesBPreferredStockMember
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30,800,000us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesBPreferredStockMember
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Conversion into common shares upon initial public offering (in shares) |
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4,967,741us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesBPreferredStockMember
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Series B 1 convertible preferred stock |
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Redeemable convertible preferred stock outstanding which converted into common shares |
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Preferred Shares Outstanding |
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0us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesB1PreferredStockMember
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4,750,000us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesB1PreferredStockMember
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4,200,000us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesB1PreferredStockMember
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Conversion into common shares upon initial public offering (in shares) |
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766,129us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesB1PreferredStockMember
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Series C convertible preferred stock |
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Redeemable convertible preferred stock outstanding which converted into common shares |
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Preferred Shares Outstanding |
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0us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesCPreferredStockMember
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36,764,704us-gaap_TemporaryEquitySharesOutstanding / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesCPreferredStockMember
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Conversion into common shares upon initial public offering (in shares) |
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5,929,789us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities / us-gaap_StatementClassOfStockAxis = trvn_RedeemableConvertibleSeriesCPreferredStockMember
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