CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Cash flows from operating activities
Net loss	$ (5,370)	$ (17,282)	$ (4,339)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	812	876	827
Provision for inventory obsolescence	157	733	12
Gain (loss) on disposal of property and equipment, net	21	14	16
Stock-based compensation	575	388	506
Non cash other (income) loss - warrants	(1,799)	7,285	884
Benefit (provision) for deferred taxes	(25)	3,975	(1,613)
Changes in current assets and liabilities, net of effects of acquisition:
Trade receivables	(933)	(3)	884
Prepaid expenses	286	(259)	406
Inventories	(102)	1,955	(884)
Deposits and other assets	228	952	(234)
Accounts payable	(189)	494	257
Accrued and other liabilities	553	455	742
Net cash used in operating activities	(5,786)	(417)	(2,536)
Cash flows from investing activities
Purchases of property and equipment	(421)	$ (630)	$ (588)
Acquisition of Bovie Bulgaria, net of cash acquired	(500)
Net cash used in investing activities	(921)	$ (630)	$ (588)
Cash flows from financing activities
Proceeds from stock options/warrants exercised	1,427	259	$ 7,048
Change in restricted cash	60	(899)
Change in mortgage note payable	(239)	$ 3,173
Proceeds from issuance of common shares, net	$ 11,531
Repayment of industrial revenue bonds		$ (3,257)	$ (162)
Repurchase of warrants		(420)
Net cash provided by (used in) financing activities	$ 12,779	(1,144)	$ 6,886
Net change in cash and cash equivalents	6,072	(2,191)	3,762
Cash and cash equivalents, beginning of period	5,733	7,924	4,162
Cash and cash equivalents, end of period	11,805	5,733	7,924
Cash paid for:
Interest paid, net	$ 158	$ 151	$ 195
Income taxes
Non cash investing activities:
Note payable for acquisition	$ 140