CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ 5,846	$ (3,021)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,370	1,509
Bad debt (recovery)	(8)
Bad debt expense		6
Amortization of debt discount	64	54
Non-cash interest expense	213	0
Stock-based compensation expense	377	748
Gain on debt extinguishment	(9,045)	0
Accrued non-cash stock-based expense	0	168
Impairment charges	1,712	630
Deferred tax provision (benefit)	(230)	111
Changes in assets and liabilities:
Accounts receivable	276	953
Prepaid expenses and other current assets	211	(342)
Other assets	0	1
Accounts payable	126	(271)
Accrued expenses and other liabilities	246	(281)
Accrued sales taxes and regulatory fees	(85)	0
Net cash provided by operating activities	1,073	265
Cash flows from investing activities:
Purchases of property and equipment	(93)	(273)
Net cash used in investing activities	(93)	(273)
Cash flows from financing activities:
Principal payments under borrowing arrangements	(341)	(400)
Proceeds from new loan agreements, net of expenses of $170	2,030	0
Payment of equity issuance costs	(45)	0
Purchase of treasury stock	(2,325)	(13)
Net cash used in financing activities	(681)	(413)
Increase (decrease) in cash and cash equivalents	299	(421)
Cash at beginning of period	1,140	1,764
Cash at end of period	1,439	1,343
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	777	841
Non-cash investing and financing activities:
Accrued preferred stock dividends	9	9
Retired debt and accrued interest obligations in exchange for treasury stock	2,191	0
Recognition of prepaid equity issuance costs as additional paid-in capital	$ 0	$ 18