Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Goodwill and Intangible Assets [Abstract]
Goodwill	$ 5,612	$ 5,612
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	2,879	2,996
Accumulated amortization	(2,425)	(2,221)
Total	454	775
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2017	194
2018	151
2019	64
2020	30
2021	15
Total	454
Amortization of definite-lived intangible assets	289	494
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	1,425	1,425
Accumulated amortization	(1,235)	(1,061)
Total	190	364
Non Contractual Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	911	911
Accumulated amortization	(674)	(669)
Total	237	242
Developed Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	471	471
Accumulated amortization	(353)	(295)
Total	118	176
In Process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	152	152
Accumulated amortization	(146)	(142)
Total	6	10
Contract Backlog [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	36	36
Accumulated amortization	(36)	(36)
Total	0	0
Trade Names and Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	29	29
Accumulated amortization	(29)	(29)
Total	0	0
Foreign Currency Translation [Member]
Finite-Lived Intangible Assets [Line Items]
Foreign currency translation	(145)	(28)
Foreign currency translation	48	11
Foreign currency translation	$ (97)	$ (17)