Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Accounting Policies [Abstract]

Reconciliation of Basic and Diluted Income (Loss) per Share

The following table presents a reconciliation of basic and diluted income (loss) per share computations (in thousands, except per share amounts):

	For the year ended December 31,
	2015			2014			2013
Numerator:
Income (loss) from continuing operations	$	9,471		$	(4,246	)	$	(5,907	)
(Loss) income from discontinued operations	(691		)	(1,599		)	3,546
Net income (loss)	$	8,780		$	(5,845	)	$	(2,361	)
Denominator:
Basic weighted average common shares outstanding	10,413			7,816			4,779
Potential common shares from options and warrants	339			—			—
Diluted weighted average shares	10,752			7,816			4,779

Schedule of Warranty Activity

The warranty activity for the respective years is as follows (in thousands):

	At December 31,
	2015			2014
Balance at the beginning of the year	$	81		$	75
Accruals for warranties issued	255			49
Settlements made during the year (in cash or in kind)	(22		)	(43		)
Accrued warranty expense	$	314		$	81