Fair Value Measurements (Level 3) (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($)
Derivative | Warrants
Fair values of the Company's common stock warrants and contingent consideration determined by Level 3 inputs.
Balance at beginning of the period	$ 60
Increase in fair value through June 30, 2016	6
Balance at the end of the period	66
Deferred Consideration Liability
Fair values of the Company's common stock warrants and contingent consideration determined by Level 3 inputs.
Initial fair value of acquisition	434
Accretion expense	3
Balance at the end of the period	437
Contingent Consideration Liability
Fair values of the Company's common stock warrants and contingent consideration determined by Level 3 inputs.
Initial fair value of acquisition	116
Accretion expense	8
Balance at the end of the period	$ 124