Derivative Financial Instruments - Warrants (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Changes in the Company's derivative financial instruments liability balance
Balance of warrants outstanding at the beginning of the period (in shares)	5,533,242	6,265,620	6,233,483
Exercised (in shares)	(8,333)	(732,378)	(36,666)
Balance of warrants outstanding at the end of the period (in shares)	5,505,901	5,533,242	6,265,620
Balance of derivative financial instruments liability at the beginning of the period	$ 3,297,077
Change in fair value of warrants during the period recognized as a gain in the condensed consolidated statement of operations	(2,462,137)	$ 726,421	$ (1,425,850)
Decrease in derivative liability due to exercise of warrants		(435,365)
Balance of derivative financial instruments liability at the end of the period	$ 834,940	$ 3,297,077
Warrants
Changes in the Company's derivative financial instruments liability balance
Weighted average remaining contractual life	2 years	3 years
Warrants | Black Scholes Option Pricing Method
Range of assumptions used to determine the fair value of warrants
Dividend yield (as a percent)	0.00%	0.00%	0.00%
Changes in the Company's derivative financial instruments liability balance
Balance of warrants outstanding at the beginning of the period (in shares)	967,295	1,013,961
Exercised (in shares)		(46,666)
Balance of warrants outstanding at the end of the period (in shares)	967,295	967,295	1,013,961
Balance of derivative financial instruments liability at the beginning of the period	$ 3,297,077	$ 3,006,021
Change in fair value of warrants during the period recognized as a gain in the condensed consolidated statement of operations	(2,462,137)	726,421
Balance of derivative financial instruments liability at the end of the period	$ 834,940	$ 3,297,077	$ 3,006,021
Warrants | Black Scholes Option Pricing Method | Minimum
Range of assumptions used to determine the fair value of warrants
Estimated fair value of Trovagene common stock (in dollars per share)	$ 2.10	$ 5.40	$ 3.00
Expected warrant term	2 years	3 years	4 years
Risk-free interest rate (as a percent)	0.71%	0.89%	1.38%
Expected volatility (as a percent)	82.00%	73.00%	86.00%
Warrants | Black Scholes Option Pricing Method | Maximum
Range of assumptions used to determine the fair value of warrants
Estimated fair value of Trovagene common stock (in dollars per share)	$ 4.65	$ 10.15	$ 6.74
Expected warrant term	2 years 9 months	3 years 9 months	4 years
Risk-free interest rate (as a percent)	1.20%	1.31%	1.38%
Expected volatility (as a percent)	94.00%	77.00%	86.00%