Basis of Presentation and Summary of Significant Accounting Policies - Reconciliation of Basic and Diluted Loss per Share (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Numerator:
(Loss) income from continuing operations	$ (3,916)	$ 2,192	$ (5,893)	$ 3,416
Loss from discontinued operations	0	(81)	(12)	(176)
Net (loss) income	$ (3,916)	$ 2,111	$ (5,905)	$ 3,240
Denominator:
Basic weighted average common shares outstanding (in shares)	11,657	10,019	11,653	9,846
Potential common shares from equity awards and warrants (in shares)	0	119	0	212
Diluted weighted average shares (in shares)	11,657	10,138	11,653	10,058