INVESTMENTS - Contractual Maturities of Marketable Securities (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Cost
Marketable securities, due in less than one year	$ 163,377
Marketable securities, due in one to five years	103,400
Total investments	266,777
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Fair Value [Abstract]
Marketable securities, due in less than one year	163,273
Marketable securities, due in one to five years	102,878
Total investments	$ 266,151

Amortized cost 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).

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