Goodwill (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Line Items]
Balance as of Period End	$ 8,390	$ 8,276
Balance as of Period Start	8,276	8,235
Goodwill, translation adjustment	114	41
IIoT [Member]
Goodwill [Line Items]
Balance as of Period End	3,388
Grid [Member]
Goodwill [Line Items]
Balance as of Period End	$ 5,002