The following table presents quarterly unaudited consolidated financial information for the eight quarters preceding March 31, 2020. Such information is presented on the same basis as the annual information presented in the accompanying consolidated financial statements. In management’s opinion, this information reflects all adjustments that are necessary for a fair statement of the results for these periods.

	Quarter Ended
	3/31/20			12/31/19			9/30/19			6/30/19			3/31/19			12/31/18			9/30/18			6/30/18
Revenues:
Recurring	$	124,490		$	124,787		$	120,589		$	119,447		$	120,151		$	117,446		$	116,317		$	120,007
Software, hardware, and other non-recurring		11,892			12,953			13,667			12,414			14,634			13,421			14,004			13,193
Total revenues		136,382			137,740			134,256			131,861			134,785			130,867			130,321			133,200
Cost of revenue:
Recurring		51,992			52,197			50,328			50,540			48,174			47,997			47,172			48,153
Software, hardware, and other non-recurring		7,088			6,975			6,563			6,278			5,959			6,576			7,022			7,154
Amortization of capitalized software costs and acquired intangible assets		9,259			8,963			8,843			8,413			7,924			7,098			6,924			6,544
Total cost of revenue		68,339			68,135			65,734			65,231			62,057			61,671			61,118			61,851
Gross profit		68,043			69,605			68,522			66,630			72,728			69,196			69,203			71,349
Operating expenses:
Selling, general and administrative		43,159			42,841			39,046			40,128			44,710			41,304			34,229			44,636
Research and development costs, net		21,429			20,026			19,789			22,051			19,813			20,682			18,371			22,128
Amortization of acquired intangible assets		1,449			964			865			865			1,028			1,027			1,121			1,168
Impairment of assets		8,218			1,948			1,916			489			—			—			—			—
Restructuring costs		77			546			175			1,707			640			—			—			—
Total operating expenses		74,332			66,325			61,791			65,240			66,191			63,013			53,721			67,932
Income (loss) from operations		(6,289	)		3,280			6,731			1,390			6,537			6,183			15,482			3,417
Interest income		111			30			36			79			103			44			40			29
Interest expense		(661	)		(435	)		(387	)		(472	)		(595	)		(720	)		(769	)		(730	)
Other income (expense), net		632			137			210			(133	)		(117	)		(227	)		237			374
Income (loss) before provision for (benefit of) income taxes		(6,207	)		3,012			6,590			864			5,928			5,280			14,990			3,090
Provision for (benefit of) income taxes		(1,965	)		(1,403	)		509			(380	)		2,000			456			1,896			442
Net income (loss)	$	(4,242	)	$	4,415		$	6,081		$	1,244		$	3,928		$	4,824		$	13,094		$	2,648
Net income (loss) per share:
Basic ⁽¹⁾	$	(0.06	)	$	0.07		$	0.09		$	0.02		$	0.06		$	0.07		$	0.20		$	0.04
Diluted ⁽¹⁾	$	(0.06	)	$	0.07		$	0.09		$	0.02		$	0.06		$	0.07		$	0.20		$	0.04
Weighted-average shares outstanding:
Basic		65,988			65,493			65,401			65,015			64,749			64,637			64,265			64,019
Diluted		65,988			65,664			65,560			65,353			64,917			64,776			64,857			64,054