Closing of Merger and Financing Transaction (Details 2) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenue	$ 362	$ 531	$ 1,212	$ 1,741
Net loss	(11,265)	(3,670)	(20,327)	(11,694)
Predecessor [Member]
Revenue			25
Net loss			(2,062)
Historical Results of Predecessor Company [Member]
Revenue			1,237
Net loss			(22,389)
Historical TransEnterix loss per common share - basic and diluted			$ (0.13)
Pro forma loss per common share - basic and diluted:			$ (0.13)
Pro forma loss			(22,389)
Pro forma weighted average common shares			167,502
Pro forma loss per common share			$ (0.13)
Pro Forma Adjustments [Member]
Revenue			0
Net loss			0
Pro Forma Results [Member]
Revenue			1,237
Net loss			(22,389)
SafeStitch Medical, Inc. [Member]
Revenue			1,212
Net loss			$ (20,327)