Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	$ 1,685
Amortization	(61)	$ (100)
Total net amortized intangible assets	1,624
Total net intangible assets	4,122
Total net intangible assets	4,061
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	(5)
Total net amortized intangible assets	153
HGP Trade Name [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	953
Amortization	(26)
Total net amortized intangible assets	927
Customer Relationships [Member] | NLEX [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	550
Amortization	(27)
Total net amortized intangible assets	523
NLEX's Website [Member] | NLEX [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Total net amortized intangible assets	24
Amortization	(3)
Total net amortized intangible assets	$ 21