Business Segments and Geographic Data (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) Segment	Sep. 30, 2014 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | Segment			3
Number of dermatology procedures segments | Segment			2
Revenues	$ 8,323	$ 218	$ 9,015	$ 541
Cost of revenues	3,042	1,560	10,226	3,755
Gross profit	$ 5,281	$ (1,342)	$ (1,211)	$ (3,214)
Gross profit %	63.50%	(615.60%)	(13.40%)	(594.10%)
Allocated operating expenses [Abstract]
Engineering and product development	$ 471	$ 345	$ 946	$ 1,423
Selling and marketing expenses	4,001	429	5,984	2,366
Unallocated operating expenses	3,132	1,885	6,819	5,988
Total operating expenses	7,604	2,659	13,749	9,777
Income (loss) from operations	(2,323)	(4,001)	(14,960)	(12,991)
Interest expense, net	(5,577)	(527)	(8,738)	(528)
Change in fair value of warrant liability	(1,329)	2,108	(679)	7,151
Gain on sale of assets	0	11	0	16
Other income (expense), net	(5)	121	23	131
Registration rights liquidated damages			0	(3,420)
Net income (loss)	(9,234)	(2,288)	(24,354)	(9,641)
Dermatology Recurring Procedures [Member]
Segment Reporting Information [Line Items]
Revenues		0		0
Dermatology Procedures Equipment [Member]
Segment Reporting Information [Line Items]
Revenues		0		0
Operating Segments [Member] | Dermatology Recurring Procedures [Member]
Segment Reporting Information [Line Items]
Revenues	7,033	0	7,138	0
Cost of revenues	2,326	0	2,386	0
Gross profit	$ 4,707	$ 0	$ 4,752	$ 0
Gross profit %	66.90%	0.00%	66.60%	0.00%
Allocated operating expenses [Abstract]
Engineering and product development	$ 348	$ 0	$ 355	$ 0
Selling and marketing expenses	3,554	0	3,723	0
Unallocated operating expenses	0	0	0	0
Total operating expenses	3,902	0	4,078	0
Income (loss) from operations	805	0	674	0
Interest expense, net	0	0	0	0
Change in fair value of warrant liability	0	0	0	0
Gain on sale of assets		0		0
Other income (expense), net	0	0	0	0
Registration rights liquidated damages				0
Net income (loss)	805	0	674	0
Operating Segments [Member] | Dermatology Procedures Equipment [Member]
Segment Reporting Information [Line Items]
Revenues	1,189	0	1,638	0
Cost of revenues	607	0	891	0
Gross profit	$ 582	$ 0	$ 747	$ 0
Gross profit %	48.90%	0.00%	45.60%	0.00%
Allocated operating expenses [Abstract]
Engineering and product development	$ 31	$ 0	$ 62	$ 0
Selling and marketing expenses	97	0	127	0
Unallocated operating expenses	0	0	0	0
Total operating expenses	128	0	189	0
Income (loss) from operations	454	0	558	0
Interest expense, net	0	0	0	0
Change in fair value of warrant liability	0	0	0	0
Gain on sale of assets		0		0
Other income (expense), net	0	0	0	0
Registration rights liquidated damages				0
Net income (loss)	454	0	558	0
Operating Segments [Member] | Dermatology Imaging [Member]
Segment Reporting Information [Line Items]
Revenues	101	218	239	541
Cost of revenues	109	1,560	6,949	3,755
Gross profit	$ (8)	$ (1,342)	$ (6,710)	$ (3,214)
Gross profit %	(7.90%)	(615.60%)	(2807.50%)	(594.10%)
Allocated operating expenses [Abstract]
Engineering and product development	$ 92	$ 345	$ 529	$ 1,423
Selling and marketing expenses	350	429	2,134	2,366
Unallocated operating expenses	0	0	0	0
Total operating expenses	442	774	2,663	3,789
Income (loss) from operations	(450)	(2,116)	(9,373)	(7,003)
Interest expense, net	0		0	0
Change in fair value of warrant liability	0	0	0	0
Gain on sale of assets		0		0
Other income (expense), net	0	0	0	0
Registration rights liquidated damages				0
Net income (loss)	(450)	(2,116)	(9,373)	(7,003)
Reportable Geographical Components [Member] | Domestic [Member]
Segment Reporting Information [Line Items]
Revenues	7,114	55	7,236	140
Reportable Geographical Components [Member] | Foreign [Member]
Segment Reporting Information [Line Items]
Revenues	$ 1,209	$ 163	$ 1,779	$ 401