Recent Accounting Standards (Tables)

6 Months Ended

Jun. 30, 2018

Accounting Changes And Error Corrections [Abstract]

Summary of Line Items Adjusted in Consolidated Financial Statements

The following line items as of December 31, 2017 and for the three and six months ended June 30, 2017 have been adjusted in the Consolidated Financial Statements to reflect the adoption of ASU 2014-09:

	December 31, 2017
Consolidated Balance Sheet	As Reported (audited)			Effect of the Adoption of ASU 2014-09 (unaudited)			As Adjusted (unaudited)
Accounts receivable, net	$	69,500		$	95,864		$	165,364
Prepaid expenses and other current assets		18,002			1,178			19,180
Deposits and other assets		2,868			4,543			7,411
Deferred tax assets, net		13,391			(4,094	)		9,297
Deferred revenue and advance payments		112,649			86,085			198,734
Deferred revenue and advance payments, non-current		10,181			(3,781	)		6,400
Accumulated other comprehensive loss		(5,968	)		309			(5,659	)
Retained earnings		511,755			14,878			526,633

	Three Months Ended June 30, 2017
Consolidated Statement of Operations:	As Reported (unaudited)		Effect of the Adoption of ASU 2014-09 (unaudited)			As Adjusted (unaudited)
Product licenses revenue	$	19,118	$	(1,390	)	$	17,728
Sales and marketing expenses		41,419		207			41,626
Provision for income taxes		3,142		(474	)		2,668
Net income		11,076		(1,123	)		9,953
Diluted earnings per share		0.96		(0.10	)		0.86

	Six Months Ended June 30, 2017
Consolidated Statement of Operations:	As Reported (unaudited)		Effect of the Adoption of ASU 2014-09 (unaudited)			As Adjusted (unaudited)
Product licenses revenue	$	40,130	$	244		$	40,374
Product support revenues		141,256		22			141,278
Sales and marketing expenses		80,829		379			81,208
Provision for income taxes		6,607		320			6,927
Net income		25,943		(433	)		25,510
Diluted earnings per share		2.24		(0.04	)		2.20

	Three Months Ended June 30, 2017
Consolidated Statement of Comprehensive Income:	As Reported (unaudited)		Effect of the Adoption of ASU 2014-09 (unaudited)			As Adjusted (unaudited)
Net income	$	11,076	$	(1,123	)	$	9,953
Foreign currency translation adjustment		2,218		39			2,257
Comprehensive income		13,294		(1,084	)		12,210

	Six Months Ended June 30, 2017
Consolidated Statement of Comprehensive Income:	As Reported (unaudited)		Effect of the Adoption of ASU 2014-09 (unaudited)			As Adjusted (unaudited)
Net income	$	25,943	$	(433	)	$	25,510
Foreign currency translation adjustment		3,030		275			3,305
Comprehensive income		28,943		(158	)		28,785

	Six Months Ended June 30, 2017
Consolidated Statement of Cash Flows:	As Reported (unaudited)			Effect of the Adoption of ASU 2014-09 (unaudited)			As Adjusted (unaudited)
Net income	$	25,943		$	(433	)	$	25,510
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization		7,133			1,407			8,540
Deferred taxes		(4,015	)		361			(3,654	)
Changes in operating assets and liabilities:
Prepaid expenses and other current assets		(699	)		(293	)		(992	)
Deposits and other assets		(274	)		(1	)		(275	)
Accrued compensation and employee benefits		(9,685	)		(1,027	)		(10,712	)
Deferred revenue and advance payments		11,072			(14	)		11,058