SUMMARY OF SHORT TERM INVESTMENT (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($)
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Amortized cost	$ 113,237
Gross unrealized gains	9
Gross unrealized losses	(68)
Estimated fair value	$ 113,178
Corporate Debt Securities [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Maturity	1 year or less
Amortized cost	$ 10,726
Gross unrealized gains
Gross unrealized losses	(11)
Estimated fair value	$ 10,715
Commercial Paper [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Maturity	1 year or less
Amortized cost	$ 77,328
Gross unrealized gains	9
Gross unrealized losses	(9)
Estimated fair value	$ 77,328
US Treasury Securities [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Maturity	2 years or less
Amortized cost	$ 25,183
Gross unrealized gains
Gross unrealized losses	(48)
Estimated fair value	$ 25,135

Debt securities available for sale maturity term description.

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- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

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Amount of unrealized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563

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Amount of unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563

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Amount of unrealized and realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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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.

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