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FAIR VALUE MEASUREMENTS (Tables)
9 Months Ended
Sep. 30, 2022
Fair Value Disclosures [Abstract]  
Assets and liabilities measured at fair value
Assets and liabilities measured at fair value on a recurring basis:
September 30, 2022December 31, 2021
(in thousands)Level 1Level 2Level 3TotalLevel 1Level 2Level 3Total
Cash equivalents$20,899 $— $— $20,899 $3,216 $— $— $3,216 
Marketable securities $— $168,085 $— $168,085 $— $202,814 $— $202,814 
Capped Call Transactions (1)
$— $3,583 $— $3,583 $— $59,964 $— $59,964 
Venture investments (1) (2)
$— $— $11,910 $11,910 $— $— $7,648 $7,648 
(1) Included in other long-term assets. (2) Investments in privately-held companies.
Changes in venture investments Changes in venture investments:
Nine Months Ended
September 30,
(in thousands)20222021
January 1,$7,648 $8,345 
New investments400 500 
Sales of investments(3,954)(400)
Changes in foreign exchange rates(675)(52)
Changes in fair value:
included in other income5,989 100 
included in other comprehensive income2,502 1,220 
September 30,$11,910 $9,713