Detail of Selected Balance Sheet Accounts (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Estimated useful lives, intagible assets	8 years 9 months 18 days
Accumulated amortization, intagible assets	$ 11,238	$ 9,492
Amortization expense, intagible assets	$ 1,700	$ 1,800	$ 1,700
Customer Relationships [Member] | Minimum [Member]
Estimated useful lives, intagible assets	6 years
Customer Relationships [Member] | Maximum [Member]
Estimated useful lives, intagible assets	9 years