Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	$ 1,685
Amortization	(123)	$ (100)
Total net amortized intangible assets	1,562
Total net intangible assets	4,122
Total net intangible assets	3,999
NLEX [Member] | Trade Name [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Unamortized intangible assets	2,437
Impairment of indefinite lived	0
Unamortized intangible assets	2,437
Customer Network [Member] | HGP [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	158
Amortization	(11)
Total net amortized intangible assets	147
HGP Trade Name [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	953
Amortization	(52)
Total net amortized intangible assets	901
Customer Relationships [Member] | NLEX [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	550
Amortization	(54)
Total net amortized intangible assets	496
NLEX's Website [Member] | NLEX [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	24
Amortization	(6)
Total net amortized intangible assets	$ 18