XML 142 R21.htm IDEA: XBRL DOCUMENT v3.20.1
CASH EQUIVALENTS AND MARKETABLE SECURITIES - (Tables)
 3 Months Ended
Mar. 31, 2020
Investments, Debt and Equity Securities [Abstract]  
Marketable Securities
The table below summarizes the Company’s cash equivalents and available-for-sale securities (in thousands):
Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
(Losses)		Estimated
Fair Value
March 31, 2020
Assets
Cash equivalents:
Money market funds$59,609  $—  $—  $59,609  
Total59,609  —  —  59,609  
Available-for-sale securities:
Commercial paper securities129,827  352  —  130,179  
Corporate debt securities95,534  107  (123) 95,518  
U.S. government-sponsored entity debt securities51,433  251  —  51,684  
Total276,794  710  (123) 277,381  
Total cash equivalents and available-for-sale securities$336,403  $710  $(123) $336,990  
December 31, 2019
Assets
Cash equivalents:
Money market funds$30,496  $—  $—  $30,496  
Commercial paper securities2,998  1  —  2,999  
Total33,494  1  —  33,495  
Available-for-sale securities:
Commercial paper securities155,230  145  (7) 155,368  
Corporate debt securities94,905  115  (3) 95,017  
U.S. government-sponsored entity debt securities53,411  91  (9) 53,493  
Total303,546  351  (19) 303,878  
Total cash equivalents and available-for-sale securities$337,040  $352  $(19) $337,373  
Fair value of investments available-for-sale
The fair value of investments available-for-sale by contractual maturity were as follows (in thousands):
March 31,
2020		December 31,
2019
Maturing in one year or less$272,381  $282,046  
Maturing after one year through five years5,000  21,832  
Total$277,381  $303,878