CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue:
Total revenue	$ 33,710	$ 35,723	$ 67,535	$ 71,759
Operating expenses:
Cost of revenue (exclusive of items shown separately below)	6,980	7,859	14,784	15,840
Research and development	2,624	4,156	9,121	8,600
Technology operations	6,880	7,022	13,893	14,226
Selling and marketing	3,874	5,184	9,189	10,323
General and administrative	9,619	10,480	20,054	20,761
Depreciation, amortization and accretion	871	2,457	1,805	5,184
Severance and restructuring	450	174	4,945	174
Total operating expenses	31,298	37,332	73,791	75,108
Operating income (loss)	2,412	(1,609)	(6,256)	(3,349)
Interest income	170	61	237	122
Other income	25	29	12	2
Income (loss) before income taxes	2,607	(1,519)	(6,007)	(3,225)
(Provision for) benefit from income taxes	(683)	800	717	209
Net income (loss)	$ 1,924	$ (719)	$ (5,290)	$ (3,016)
Basic net income (loss) per common share (in usd per share)	$ 0.10	$ (0.04)	$ (0.27)	$ (0.16)
Diluted net income (loss) per common share (in usd per share)	$ 0.10	$ (0.04)	$ (0.27)	$ (0.16)
Basic weighted average common shares outstanding (in shares)	19,693,659	19,395,364	19,645,680	19,335,081
Diluted weighted average common shares outstanding (in shares)	19,807,430	19,395,364	19,645,680	19,335,081
Cash dividends declared per common share (in usd per share)	$ 0.3125	$ 0.1250	$ 0.6250	$ 0.2500
Wireless revenue
Revenue:
Total revenue	$ 18,700	$ 19,859	$ 37,547	$ 39,979
Software revenue
Revenue:
Total revenue	$ 15,010	$ 15,864	$ 29,988	$ 31,780