Trevena, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Stockholder's Equity (Deficit) (Details 3)

Stockholder's Equity (Deficit) (Details 3) (USD $)	0 Months Ended	1 Months Ended	12 Months Ended		0 Months Ended				1 Months Ended	0 Months Ended	1 Months Ended		0 Months Ended
Stockholder's Equity (Deficit) (Details 3) (USD $)	Dec. 10, 2014	Mar. 06, 2014	Dec. 31, 2014	Dec. 31, 2013	Nov. 16, 2009	Jun. 30, 2009	Jan. 31, 2008	Jan. 07, 2008	Sep. 30, 2008	Jul. 08, 2010	Jan. 31, 2014	Nov. 30, 2013 item	May 03, 2013	Dec. 15, 2011	Jul. 08, 2011	Jan. 04, 2008	May 31, 2013
Redeemable convertible preferred stock and stockholder's equity
Par value (in dollars per share)			$ 1.00us-gaap_SharePrice
Proceeds from issuance of redeemable convertible preferred stock				$ 59,918,917
Outstanding warrants (in shares)			30,258
Redeemable convertible preferred stock, conversion ratio			0.1613trvn_TemporaryEquityConversionRatio	0.1613trvn_TemporaryEquityConversionRatio
Annual rate of noncumulative dividends on preferred stock (as a percent)				8.00%
Dividend declared (in dollars per share)				$ 0.00
Liquidation preference (in dollars per share)			$ 1.632
Common Stock
Common stock, shares authorized			100,000,000us-gaap_CommonStockSharesAuthorized	132,000,000us-gaap_CommonStockSharesAuthorized
Restricted Stock Agreements
Share price (in dollars per share)			$ 1.00us-gaap_SharePrice
Payment of recorded expense	3,100,000us-gaap_PaymentsOfStockIssuanceCosts	4,700,000us-gaap_PaymentsOfStockIssuanceCosts
Initial public offering
Redeemable convertible preferred stock and stockholder's equity
Minimum initial public offering price required to automatically convert preferred stock into common stock (in dollars per share)			$ 4.00
Minimum net proceed from initial public offering required to automatically convert preferred stock into common stock			40,000,000
Minimum percentage of stockholders whose affirmative vote or written consent is required to automatically convert preferred stock into common stock			60.00%
Common Stock
Redeemable convertible preferred stock and stockholder's equity
Shares of common stock that may be purchased by warrant			20,161
Intrinsic value			0
Series B-1 warrants
Redeemable convertible preferred stock and stockholder's equity
Shares of common stock that may be purchased by warrant										1,700,000
Warrants term			10 years
Outstanding warrants (in shares)			1,100,000
Redeemable convertible preferred stock
Redeemable convertible preferred stock and stockholder's equity
Number of board of directors that stockholders are entitled to elect			5
Minimum percentage of stockholders required to redeem stock			60.00%
Number of annual installments to redeem stock			3
Series A convertible preferred stock
Redeemable convertible preferred stock and stockholder's equity
Shares authorized			0	25,074,999												25,000,000
Shares issued			0	25,074,999	1,000,000	11,034,375	4,514,062	501,562	8,025,000
Par value (in dollars per share)					$ 1.00	$ 1.00	$ 1.00	$ 1.00	$ 1.00
Proceeds from issuance of redeemable convertible preferred stock					1,000,000	11,034,375	4,514,062	501,562	8,025,000
Offering costs					3,398	561	200,137		2,154
Restricted Stock Agreements
Share price (in dollars per share)					$ 1.00	$ 1.00	$ 1.00	$ 1.00	$ 1.00
Series B convertible preferred stock
Redeemable convertible preferred stock and stockholder's equity
Shares authorized			0	35,500,000						35,000,000
Shares issued			0	30,800,000						17,500,000				7,600,000	5,700,000
Par value (in dollars per share)										$ 1.00				$ 1.00	$ 1.00
Proceeds from issuance of redeemable convertible preferred stock										17,500,000
Offering costs										38,568
Shares of common stock that may be purchased by warrant			125,000
Number of warrant holders exercising the right												1
Number of shares issued on exercise of warrants											1,100,000	550,000
Outstanding warrants (in shares)			1,225,000
Restricted Stock Agreements
Share price (in dollars per share)										$ 1.00				$ 1.00	$ 1.00
Series B 1 convertible preferred stock
Redeemable convertible preferred stock and stockholder's equity
Shares authorized			0	6,000,000						4,300,000
Shares issued			0	4,750,000										2,400,000	1,800,000
Par value (in dollars per share)														$ 1.00	$ 1.00
Shares of common stock that may be purchased by warrant			1,650,000
Exercise price of warrants (in dollars per share)			$ 1.00
Estimated fair value of the preferred stock warrants			1,347,428
Restricted Stock Agreements
Share price (in dollars per share)														$ 1.00	$ 1.00
Series C convertible preferred stock
Redeemable convertible preferred stock and stockholder's equity
Shares authorized			0	37,000,000													37,000,000
Shares issued			0	36,764,704									36,764,704
Par value (in dollars per share)													$ 1.632
Proceeds from issuance of redeemable convertible preferred stock													59,999,997
Offering costs													81,080
Restricted Stock Agreements
Share price (in dollars per share)													$ 1.632
Series B and B 1 convertible preferred stock
Redeemable convertible preferred stock and stockholder's equity
Offering costs														$ 4,989	$ 8,229