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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2015

Allowance for doubtful accounts rollforward

The following is a summary of activity for the allowance for doubtful accounts from continuing operations during the years ended December 31, 2015 and 2014:



	Dollars in Thousands
	Beginning Balance		Provision		Write Offs		Ending Balance
Twelve months ended December 31, 2015	$	20	$	67	$	—	$	87
Twelve months ended December 31, 2014	$	17	$	3	$	—	$	20

Allowance for obsolete inventory rollforward

The following is a summary of activity for the allowance for obsolete inventory during the years ended December 31, 2015 and 2014:



	Dollars in Thousands
	Beginning Balance		Provision		Write Offs		Ending Balance
Twelve months ended December 31, 2015	$	—	$	63	$	—	$	63
Twelve months ended December 31, 2014	$	—	$	—	$	—	$	—

Schedule of property and equipment, useful lives

Depreciation is computed by the straight-line method over the estimated useful lives of the related assets as follows:



Leasehold improvements	1 to 10 years
Furniture and fixtures	3 to 7 years
Production equipment	3 to 7 years
Computer equipment	3 to 7 years
Research and development equipment	2 to 7 years