Basis of Presentation and Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles

The impact to revenue, accounts receivable, deferred revenue, and accrued liabilities as a result of applying ASU 2014-09 for the six months ended or as of June 30, 2018 was as follows (in thousands):

	Three Months Ended June 30, 2018									Six Months Ended June 30, 2018
	Under ASC 605			Impact			Under ASC 606			Under ASC 605			Impact			Under ASC 606
Revenue	$	298,783		$	561		$	299,344		$	545,834		$	1,375		$	547,209
Accounts receivable, net	167,042			74,996			242,038			167,042			74,996			242,038
Deferred revenue	33,789			(954		)	32,835			33,789			(954		)	32,835
Accrued liabilities	302,734			74,324			377,058			302,734			74,324			377,058
Accumulated deficit	(332,945		)	561			(332,384		)	(333,759		)	1,375			(332,384		)