Property and Equipment

6 Months Ended

Jun. 30, 2020

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and equipment:

Property and equipment, summarized by major category, consist of the following as of:

	June 30, 2020		December 31, 2019
Machinery & equipment	$	5,203	$	5,635
Right of use, building lease	599		720
Computer equipment & software	385		437
Office furniture & equipment	174		174
Leasehold improvements	43		43
Idle equipment	679		679
Total	7,083		7,688
Less accumulated depreciation and amortization	(5,575)		(5,613)
Total property and equipment, net	$	1,508	$	2,075

Depreciation expense for the three-month periods ended June 30, 2020 and June 30, 2019, was approximately $0.4 million and $0.1 million, respectively. Depreciation expense for the six-month periods ended June 30, 2020 and June 30, 2019, was approximately $0.4 million and $0.2 million, respectively. Depreciation expense for the three and six-month periods ended June 30, 2020 includes a $0.3 million one-time charge due to BUNAVAIL equipment write-off.