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Contract Balances (Tables)

12 Months Ended

Dec. 31, 2020

Contract With Customer Asset And Liability [Abstract]

Schedule of Accounts Receivable

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

		December 31,
		2020				2019
Billed and billable		$	200,221			$	165,153
Less: allowance for credit losses			(2,760	)			(1,637	)
Accounts receivable, net		$	197,461			$	163,516

Deferred Revenue and Advance Payments

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

		December 31,
		2020				2019
Current:
Deferred product licenses revenue		$	1,495			$	481
Deferred subscription services revenue			26,258				16,561
Deferred product support revenue			156,216				161,670
Deferred other services revenue			7,281				8,395
Total current deferred revenue and advance payments		$	191,250			$	187,107
Non-current:
Deferred product licenses revenue		$	139			$	293
Deferred subscription services revenue			8,758				97
Deferred product support revenue			5,055				3,417
Deferred other services revenue			710				537
Total non-current deferred revenue and advance payments		$	14,662			$	4,344

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- References

No definition available.

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- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ 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=121604090&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=120391452&loc=d3e13212-122682

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