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INVESTMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Expected Available-for-sale Securities Maturity (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Fair Value Disclosures [Abstract]
One year or less	$ 6,414
After one year through five years	17,681
After five years through 10 years	0
After 10 years	41
Available-for-sale debt securities total fair value	$ 24,136

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 latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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