FAIR VALUE MEASUREMENT OF FINANCIAL INSTRUMENTS - Quantitative Information about Level 3 Unobservable Inputs (Details) - Level 3 $ in Thousands	Mar. 31, 2021 USD ($)
Monte Carlo simulation
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value	$ 1,000
Monte Carlo simulation \| Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.014
Monte Carlo simulation \| Revenue Volatility
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.444
Monte Carlo simulation \| Risk free rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.023
Probability analysis
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value	$ 7,973
Probability analysis \| Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.005
Probability analysis \| Payment amounts \| Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	$ 5,250
Probability analysis \| Payment amounts \| Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	7,000
Probability analysis \| Payment amounts \| Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	$ 6,400
Probability analysis \| Probabilities \| Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.40
Probability analysis \| Probabilities \| Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.60
Probability analysis \| Probabilities \| Weighted Average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Unobservable Input	0.53

Business Combination, Contingent Consideration, Liability, Measurement Input, Payment Amount

No definition available.

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=116859824&loc=d3e6819-128478

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

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- Definition

Value of input used to measure contingent consideration liability from business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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