Equipment, Furniture And Leasehold Improvements (Tables)

12 Months Ended

Dec. 31, 2016

Equipment, Furniture And Leasehold Improvements [Abstract]

Schedule Of Equipment, Furniture And Leasehold Improvements

	December 31,
	2016		2015
Computer hardware and software	$	1,471	$	1,440
Lab and factory equipment		16,369		15,868
Furniture, fixtures and office equipment		344		344
Assets under capital leases		66		66
Construction in progress		1,180		277
Leasehold improvements		473		473
Total equipment, furniture and leasehold improvements		19,903		18,468
Less:  accumulated depreciation		(10,923)		(9,337)
Equipment, furniture and leasehold improvements, net	$	8,980	$	9,131