Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenue:
Total revenue	$ 41,764	$ 43,114
Operating expenses:
Cost of revenue	7,592	7,878
Research and development	6,167	5,735
Technology operations	7,674	7,750
Selling and marketing	6,110	6,490
General and administrative	10,747	11,964
Depreciation, amortization and accretion	2,359	2,713
Total operating expenses	40,649	42,530
Operating income	1,115	584
Interest income	449	283
Other expense	(236)	(47)
Income before income taxes	1,328	820
Income tax expense	(586)	(475)
Net income	$ 742	$ 345
Basic and diluted net income per common share (usd per share)	$ 0.04	$ 0.02
Basic weighted average common shares outstanding (shares)	19,196,970	20,027,800
Diluted weighted average common shares outstanding (shares)	19,356,712	20,153,291
Cash dividends declared per common share (usd per share)	$ 0.125	$ 0.125
Wireless
Revenue:
Total revenue	$ 22,610	$ 24,269
Software
Revenue:
Total revenue	$ 19,154	$ 18,845