CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash flows from operating activities:
Net loss	$ (10,313)	$ (15,496)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	3,509	4,360
Goodwill impairment	0	5,133
Provision for bad debts	122	146
Provision for customer credits	120	153
Share-based compensation	1,111	2,569
Right-of-use assets	924	0
Lease liabilities	(924)	0
Gain on sale of investment	0	(125)
Change in deferred tax asset	0	692
Changes in assets and liabilities:
Accounts receivable	3,325	1,548
Prepaid expenses and other current assets	(410)	428
Other assets	(303)	(632)
Accounts payable	(1,945)	2,058
Accrued expenses and other current liabilities	(787)	437
Net cash (used in) provided by operating activities	(5,571)	1,271
Cash flows from investing activities:
Purchases of property and equipment	(990)	(392)
Proceeds from sale of investment	0	125
Net cash used in investing activities	(990)	(267)
Cash flows from financing activities:
Borrowings under revolving credit facility	16,940	0
Principal payments on revolving credit facility	(16,940)	(8,000)
Payment on convertible note	(1,000)	0
Proceeds from issuance of common stock	0	200
Proceeds from exercise of stock options	408	74
Net cash used in financing activities	(592)	(7,726)
Net decrease in cash and cash equivalents	(7,153)	(6,722)
Cash and cash equivalents and restricted cash, beginning of period	13,600	24,993
Cash and cash equivalents and restricted cash, end of period	6,447	18,271
Beginning of Period
Cash and cash equivalents at beginning of period	13,600	24,993
Restricted cash at beginning of period	0	0
Cash and cash equivalents and restricted cash, beginning of period	13,600	24,993
End of Period
Cash and cash equivalents at end of period	1,431	18,271
Restricted cash at end of period	5,016	0
Cash and cash equivalents and restricted cash, end of period	6,447	18,271
Supplemental disclosure of cash flow information:
Cash paid for income taxes	1	0
Cash refunds for income taxes	124	0
Cash paid for interest	$ 40	$ 88