CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash flows from Operating Activities (Net of business combinations):
Net loss	$ (7,761)	$ (7,168)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,321	755
Bad debt expense	11	9
Amortization of debt discount	90	269
Gain on extinguishment of debt	0	(165)
Stock-based compensation	110	365
Impairment charges on property & equipment	63	138
Impairment charges on goodwill	2,254	4,955
Changes in assets and liabilities:
Accounts receivable	780	(160)
Inventory	19	0
Prepaid expenses and other current assets	301	168
Other assets	495	(7)
Accounts payable	129	(115)
Deferred revenue	(373)	0
Accrued expenses and other liabilities	(692)	(199)
Net cash used in operating activities	(3,253)	(1,155)
Cash flows from Investing Activities:
Cash acquired through Oblong Industries merger	2,194	0
Purchases of property and equipment	(45)	(335)
Net cash provided by (used in) investing activities	2,149	(335)
Cash flows from Financing Activities:
Principal payments under borrowing arrangements	0	(1,832)
Purchase of treasury stock	(51)	(144)
Net cash provided by (used in) financing activities	3,699	(449)
Increase (decrease) in cash and cash equivalents	2,595	(1,939)
Cash at beginning of year	2,007	3,946
Cash at end of year	4,602	2,007
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	105	318
Non-cash investing and financing activities:
Issuance of common stock warrant	72	0
Issuance of Series D stock for acquisition of Oblong Industries	18,862	0
Accrued preferred stock dividends	27	12
Issuance of common stock for vested restricted stock units	382	0
Series C Preferred Stock
Cash flows from Financing Activities:
Proceeds from preferred stock, net of expenses	0	1,527
Series E Preferred Stock
Cash flows from Financing Activities:
Proceeds from preferred stock, net of expenses	$ 3,750	$ 0