CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating activities:
Net income (loss)	$ 21,856	$ (22,180)	$ (44,225)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, amortization and accretion	3,571	10,446	9,056
Goodwill and capitalized software development impairment	0	15,663	25,007
Valuation allowance	(21,850)	0	22,108
Deferred income tax expense (benefit)	903	(5,483)	438
Stock-based compensation	3,827	7,239	5,508
Provisions for credit losses, service credits and other	1,777	1,162	1,212
Changes in assets and liabilities:
Accounts receivable	(1,757)	1,833	(1,588)
Prepaid expenses and other assets	(88)	2,594	1,445
Net operating lease liabilities	357	763	10
Accounts payable, accrued liabilities and other	(2,258)	(679)	4,017
Deferred revenue	118	(3,390)	3,175
Net cash provided by operating activities	6,456	7,968	26,163
Investing activities:
Purchases of property and equipment	(3,776)	(4,393)	(3,455)
Capitalized software development	0	(10,842)	(11,252)
Purchase of short-term investments	(14,967)	(44,990)	(59,864)
Maturity of short-term investments	30,000	60,000	60,000
Net cash provided by (used in) investing activities	11,257	(225)	(14,571)
Financing activities:
Cash distributions to stockholders	(25,011)	(10,025)	(9,771)
Proceeds from issuance of common stock under the Employee Stock Purchase Plan	0	132	301
Purchase of common stock for tax withholding on vested equity awards	(1,210)	(1,860)	(903)
Net cash used in financing activities	(26,221)	(11,753)	(10,373)
Effect of exchange rate on cash and cash equivalents	(321)	(136)	149
Net (decrease) increase in cash and cash equivalents	(8,829)	(4,146)	1,368
Cash and cash equivalents, beginning of period	44,583	48,729	47,361
Cash and cash equivalents, end of period	35,754	44,583	48,729
Supplemental disclosure:
Income taxes paid/(refunded)	$ 223	$ (126)	$ 1