XML 24 R11.htm IDEA: XBRL DOCUMENT v3.21.1
MARKETABLE SECURITIES
3 Months Ended
Mar. 31, 2021
Investments, Debt and Equity Securities [Abstract]  
MARKETABLE SECURITIES
NOTE 3. MARKETABLE SECURITIES
March 31, 2021December 31, 2020
(in thousands)Amortized CostUnrealized GainsUnrealized LossesFair ValueAmortized CostUnrealized GainsUnrealized LossesFair Value
Government debt$13,000 $$— $13,001 $39,996 $— $(8)$39,988 
Corporate debt257,003 15 (369)256,649 253,345 88 (152)253,281 
$270,003 $16 $(369)$269,650 $293,341 $88 $(160)$293,269 
As of March 31, 2021, marketable securities’ maturities ranged from April 2021 to January 2024, with a weighted-average remaining maturity of approximately 1.4 years.