CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue:
Total revenue	$ 142,153	$ 148,180	$ 160,289
Operating expenses:
Cost of revenue (exclusive of items shown separately below)	32,574	31,355	32,581
Research and development	17,920	15,828	27,543
Technology operations	29,247	29,843	31,428
Selling and marketing	20,168	19,467	23,170
General and administrative	43,853	40,289	43,278
Depreciation, amortization and accretion	10,446	9,056	9,249
Goodwill and capitalized software development impairment	15,663	25,007	8,849
Total operating expenses	169,871	170,845	176,098
Operating loss	(27,718)	(22,665)	(15,809)
Interest income	320	687	1,651
Other income	66	208	735
Loss before income taxes	(27,332)	(21,770)	(13,423)
Benefit from (provision for) income taxes	5,152	(22,455)	2,658
Net loss	$ (22,180)	$ (44,225)	$ (10,765)
Basic net loss per common share (in usd per share)	$ (1.14)	$ (2.32)	$ (0.56)
Diluted net loss per common share (in usd per share)	$ (1.14)	$ (2.32)	$ (0.56)
Basic weighted average common shares outstanding (in shares)	19,404,477	19,028,918	19,089,402
Diluted weighted average common shares outstanding (in shares)	19,404,477	19,028,918	19,089,402
Cash dividends declared per common share (in usd per share)	$ 0.50	$ 0.50	$ 0.50
Wireless revenue
Revenue:
Total revenue	$ 78,826	$ 83,593	$ 88,167
Software revenue
Revenue:
Total revenue	$ 63,327	$ 64,587	$ 72,122