CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ (1,060)	$ 228
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	132	110
Stock-based compensation	83	14
Deferred tax assets		(9)
Changes in assets and liabilities:
Accounts receivable	548	99
Unbilled receivables	90	(639)
Prepaid expenses and other current assets	(84)	(224)
Long-term tax receivable	(146)
Accounts payable	28	47
Accrued expenses	80	(105)
Accrued income taxes		11
Deferred revenue	(220)	(583)
Net cash used in operating activities	(549)	(1,051)
Cash flows from investing activities:
Purchases of property and equipment	(286)	(20)
Net cash used in investing activities	(286)	(20)
Cash flows from financing activities:
Payments made for taxes of employees who surrendered shares related to unrestricted stock	(50)	(49)
Repurchase of common stock		(78)
Net cash used in financing activities	(50)	(127)
Decrease in cash and cash equivalents	(885)	(1,198)
Cash and cash equivalents, beginning of period	47,742	51,612
Cash and cash equivalents, end of period	46,857	$ 50,414
Supplemental disclosure:
Cash paid for income taxes	$ 1