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INVESTMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Expected Available-for-sale Securities Maturity (Details) $ in Thousands	Dec. 31, 2020 USD ($)
Fair Value Disclosures [Abstract]
One year or less	$ 5,507
After one year through five years	20,412
After five years through 10 years	0
After 10 years	0
Available-for-sale debt securities total fair value	$ 25,919

X

- Definition

Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 3
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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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+ References

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