Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017		Dec. 31, 2016
Revenues:
Revenues	$ 2,973,903	$ 2,824,686	[1],[2]	$ 2,736,080	[1],[2]
Cost of net revenues:
Amortization and impairment of intangible assets	62,913	82,878		70,494
Total cost of net revenues	433,803	439,646		404,889
Gross margin	2,540,100	2,385,040		2,331,191
Operating expenses:
Research and development	439,984	415,801		395,373
Sales, marketing and services	1,074,234	1,006,112		976,339
General and administrative	315,343	302,565		316,838
Amortization and impairment of other intangible assets	15,854	17,190		15,076
Restructuring	16,725	72,375		67,401
Total operating expenses	1,862,140	1,814,043		1,771,027
Income from continuing operations	677,960	570,997		560,164
Interest income	40,030	27,808		16,686
Interest expense	(80,162)	(51,609)		(44,949)
Other (expense) income, net	(8,373)	3,150		(4,131)
Income from continuing operations before income taxes	629,455	550,346		527,770
Income tax expense	53,788	528,361		57,915
Income from continuing operations	575,667	21,985		469,855
(Loss) income from discontinued operations, net of income tax expense of $2,900 and $22,737 in 2017 and 2016, respectively	0	(42,704)		66,257
Net income (loss)	$ 575,667	$ (20,719)		$ 536,112
Basic earnings (loss) per share:
Income from continuing operations (USD per share)	$ 4.23	$ 0.15		$ 3.03
(Loss) income from discontinued operations (USD per share)	0.00	(0.28)		0.43
Basic net earnings (loss) per share (USD per share)	4.23	(0.13)		3.46
Diluted earnings (loss) per share:
Income from continuing operations (USD per share)	3.94	0.14		2.99
(Loss) income from discontinued operations (USD per share)	0.00	(0.27)		0.42
Diluted net earnings (loss) per share (USD per share)	$ 3.94	$ (0.13)		$ 3.41
Weighted average shares outstanding:
Basic (in shares)	136,030	150,779		155,134
Diluted (in shares)	145,934	155,503		157,084
Subscription
Revenues:
Revenues	$ 455,276	$ 314,735		$ 245,606
Product and license
Revenues:
Revenues	734,495	766,777		810,975
Cost of net revenues:
Cost of services and maintenance revenues	120,249	123,356		121,391
Support and services
Revenues:
Revenues	1,784,132	1,743,174		1,679,499
Cost of subscription, support and services
Cost of net revenues:
Cost of services and maintenance revenues	266,495	250,602		228,080
Product related intangible assets
Cost of net revenues:
Amortization and impairment of intangible assets	$ 47,059	$ 65,688		$ 55,418

[1] As noted above, prior period amounts have not been adjusted under the modified retrospective method of adoption of therevenue recognition standard. See Note 2 for further information regarding the Company’s adoption of the revenuerecognition standard.

[2] Prior period amounts have not been adjusted under the modified retrospective method of adoption of the revenue recognition standard. See Note 2 for further information regarding the Company’s adoption of the revenue recognition standard.