5. Fixed assets (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

	December 31,
(In thousands)	2014		2013
Tooling, machinery and equipment	$	10,620	$	12,066
Furniture and office equipment		1,489		1,492
Computer software and equipment		6,132		5,986
Leasehold improvements		1,952		1,926
		20,193		21,470
Less: Accumulated depreciation and amortization		(17,858)		(18,989)
		2,335		2,481
Construction in-process		103		251
	$	2,438	$	2,732