CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net loss	$ (4,061)	$ (5,360)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	1,212	1,787
Provision for bad debts	12	41
Provision for customer credits	92	74
Share-based compensation	509	551
Right-of-use assets	396	445
Lease liabilities	(402)	(446)
Changes in assets and liabilities:
Accounts receivable	3,127	3,698
Prepaid expenses and other current assets	97	64
Other assets	(103)	6
Accounts payable	(1,555)	(1,023)
Accrued expenses and other current liabilities	(278)	(1,954)
Net cash used in operating activities	(954)	(2,117)
Cash flows from investing activities:
Purchase of property and equipment	(103)	(57)
Net cash used in investing activities	(103)	(57)
Cash flows from financing activities:
Proceeds from exercise of stock options	0	307
Payment on convertible note	0	(1,000)
Borrowings under PNC credit facility	28,564	0
Payments under PNC credit facility	(32,308)	0
Borrowings under CNC credit facility	8,001	0
Payments under CNC credit facility	(1,290)	0
Net cash provided by (used in) financing activities	2,967	(693)
Net increase in cash and cash equivalents and restricted cash	1,910	(2,867)
Cash and cash equivalents at beginning of period	892	13,600
Restricted cash at beginning of period	5,054	0
Cash and cash equivalents and restricted cash, beginning of period	5,946	13,600
Cash end of period
Cash and cash equivalents at end of period	7,354	10,733
Restricted cash at end of period	502	0
Cash and cash equivalents and restricted cash, end of period	7,856	10,733
Supplemental disclosure of cash flow information:
Cash paid for income taxes	0	1
Cash refunds for income taxes	381	0
Cash paid for interest	323	20
Right-of-use-assets obtained in exchange for operating lease liabilities	$ 1,501	$ 0