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Contract Balances (Tables)

12 Months Ended

Dec. 31, 2019

Contract With Customer Asset And Liability [Abstract]

Schedule of Accounts Receivable

Accounts receivable (in thousands) consisted of the following, as of:

		December 31,
		2019				2018
Billed and billable		$	165,153			$	176,848
Less: allowance for doubtful accounts			(1,637	)			(5,489	)
Accounts receivable, net		$	163,516			$	171,359

Deferred Revenue and Advance Payments

Deferred revenue and advance payments (in thousands) from customers consisted of the following, as of:

		December 31,
		2019				2018
Current:
Deferred product licenses revenue		$	481			$	1,768
Deferred subscription services revenue			16,561				13,508
Deferred product support revenue			161,670				152,501
Deferred other services revenue			8,395				8,763
Total current deferred revenue and advance payments		$	187,107			$	176,540
Non-current:
Deferred product licenses revenue		$	293			$	542
Deferred subscription services revenue			97				2,384
Deferred product support revenue			3,417				3,091
Deferred other services revenue			537				452
Total non-current deferred revenue and advance payments		$	4,344			$	6,469

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- References

No definition available.

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- Definition

Tabular disclosure of contract balances and changes in contract balances.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045

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- Definition

Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3,4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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