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REVENUE RECOGNITION (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Summary of Revenue Disaggregation

Disaggregated revenue by primary geographical market and timing of revenue recognition for the Company’s single product line are as follows:

									Three Months Ended March 31,
															2021						2020
															(In thousands)
Primary geographical markets:
U.S.															$	247,782					$	179,600
International															53,972						25,945
Total															$	301,754					$	205,545
Timing of revenue recognition:
Products delivered at a point in time															$	288,871					$	194,679
Products and services delivered over time															12,883						10,866
Total															$	301,754					$	205,545

Summary of Contract Assets and Contract Liabilities, and Changes in Balances from Contracts with Customers

Receivables, and contract assets and contract liabilities from contracts with customers are as follows:

			March 31, 2021						December 31, 2020
			(In thousands)
Receivables			$	236,090					$	182,165
Short-term contract assets (Prepaid expenses and other assets)			19,338						17,879
Long-term contract assets (Other assets)			57,400						51,986
Short-term contract liabilities (Deferred revenues)			49,118						47,665
Long-term contract liabilities (Deferred revenues)			142,985						125,473

Significant changes in the balances of contract assets (prepaid expenses and other assets) during the period are as follows (in thousands):

Contract Assets
Contract Assets, beginning of period			$	69,865
Amount recognized			(4,955)
Increase			11,828
Contract Assets, end of period			$	76,738

Significant changes in the balances of contract liabilities (deferred revenues) during the period are as follows (in thousands):

Contract Liabilities
Contract Liabilities, beginning of period			$	173,138
Revenue recognized			(16,235)
Increase due to billings			35,200
Contract Liabilities, end of period			$	192,103

Summary of Estimated Revenue Expected to be Recognized in Future Periods

Estimated revenue expected to be recognized in future periods related to performance obligations that are unsatisfied or partially unsatisfied at the end of the reporting period are as follows:

			March 31, 2021
			(In thousands)
Fiscal year:
2021 (remaining nine months)			$	38,116
2022			44,067
2023			38,220
2024			32,994
2025			26,021
Thereafter			12,685
Total			$	192,103

X

- 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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X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045

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- References

No definition available.

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X

- Definition

Tabular disclosure of expected timing for satisfying remaining performance obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045

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