Segment Information - Revenues and Profits by Operating Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Interest Income (Expense), Net	$ 1,554	$ 564	$ 3,422	$ 1,906
Revenue	34,100	36,954	106,589	91,915
Gross profit	19,390	21,389	59,960	55,789
Operating expenses	23,515	25,790	75,418	66,919
Loss (gain) on sale of marketable securities	(3)	2	(12)	9
Income (loss) before income tax provision	(5,676)	(4,967)	(18,868)	(10,226)
Operating Segments | Gourmet food
Segment Reporting Information [Line Items]
Interest Income (Expense), Net	6	2	7	20
Revenue	2,531	6,543	9,045	14,250
Gross profit	1,289	3,373	4,648	7,811
Operating expenses	2,451	4,062	6,709	8,807
Loss (gain) on sale of marketable securities	0	0	0	0
Income (loss) before income tax provision	(1,168)	(691)	(2,068)	(1,016)
Operating Segments | Home décor
Segment Reporting Information [Line Items]
Interest Income (Expense), Net	552	542	1,665	711
Revenue	24,449	22,433	76,414	54,147
Gross profit	11,843	11,787	37,658	29,453
Operating expenses	15,292	13,809	48,212	35,917
Loss (gain) on sale of marketable securities	0	0	0	0
Income (loss) before income tax provision	(4,001)	(2,564)	(12,219)	(4,356)
Operating Segments | Nutritional and wellness
Segment Reporting Information [Line Items]
Interest Income (Expense), Net	6	15	34	46
Revenue	6,959	7,667	20,475	22,425
Gross profit	6,169	5,998	17,263	17,796
Operating expenses	5,625	6,576	16,934	19,031
Loss (gain) on sale of marketable securities	0	0	0	0
Income (loss) before income tax provision	538	(593)	295	(1,281)
Operating Segments | Other
Segment Reporting Information [Line Items]
Interest Income (Expense), Net	990	5	1,716	1,129
Revenue	161	311	655	1,093
Gross profit	89	231	391	729
Operating expenses	147	1,343	3,563	3,164
Loss (gain) on sale of marketable securities	(3)	2	(12)	9
Income (loss) before income tax provision	$ (1,045)	$ (1,119)	$ (4,876)	$ (3,573)