Quarterly report pursuant to Section 13 or 15(d)

CASH AND INVESTMENTS (Tables)

v3.21.1
CASH AND INVESTMENTS (Tables)
 3 Months Ended
Mar. 31, 2021
Marketable Securities [Abstract]  
Available-for-sale Securities
The following is a summary of marketable securities classified as trading and available-for-sale as of March 31, 2021 and December 31, 2020 (in millions):
Cost Unrealized
Gains		 Unrealized
Losses		 Estimated
Fair Value
March 31, 2021:
Current trading marketable securities:
Equity securities $ 2  $ —  $ —  $ 2 
Total trading marketable securities 2  —  —  2 
Current available-for-sale securities:
U.S. government and agency debt securities 187  1  —  188 
Mortgage and asset-backed debt securities 3  —  —  3 
Corporate debt securities 144  3  —  147 
Non-U.S. government debt securities 11  —  —  11 
Total available-for-sale marketable securities 345  4  —  349 
Total current marketable securities $ 347  $ 4  $ —  $ 351 
  Cost Unrealized
Gains		 Unrealized
Losses		 Estimated
Fair Value
December 31, 2020:
Current trading marketable securities:
Equity securities $ 2  $ —  $ —  $ 2 
Total trading marketable securities 2  —  —  2 
Current available-for-sale securities:
U.S. government and agency debt securities 181  3  —  184 
Mortgage and asset-backed debt securities 30  1  —  31 
Corporate debt securities 174  4  —  178 
Non-U.S. government debt securities 11  —  —  11 
Total available-for-sale marketable securities 396  8  —  404 
Total current marketable securities $ 398  $ 8  $ —  $ 406 
Investments Classified by Contractual Maturity Date
The amortized cost and estimated fair value of marketable securities as of March 31, 2021 by contractual maturity are shown below (in millions). Actual maturities may differ from contractual maturities because the issuers of the securities may have the right to prepay obligations with or without prepayment penalties.
Cost Estimated
Fair Value
Due in one year or less $ 35  $ 36 
Due after one year through three years 310  313 
Due after three years through five years —  — 
Due after five years —  — 
345  349 
Equity securities 2  2 
$ 347  $ 351 
Cash and Cash Equivalents and Restricted Cash
A reconciliation of cash and cash equivalents and restricted cash from the consolidated balance sheets to the statements of consolidated cash flows is shown below (in millions):
March 31,
2021		 December 31, 2020 March 31,
2020
Cash and cash equivalents $ 7,731  $ 5,910  $ 8,955 
Restricted cash —  —  1 
Total cash, cash equivalents and restricted cash $ 7,731  $ 5,910  $ 8,956 
Fair Value, Assets Measured on Recurring Basis
The following table presents information about our investments measured at fair value on a recurring basis as of March 31, 2021 and December 31, 2020, and indicates the fair value hierarchy of the valuation techniques utilized to determine such fair value (in millions):
Quoted Prices
in Active
Markets for
Identical Assets
(Level 1)		 Significant Other
Observable Inputs
(Level 2)		 Significant
Unobservable
Inputs
(Level 3)		 Balance 
March 31, 2021:
Marketable Securities:
U.S. government and agency debt securities $ 188  $ —  $ —  $ 188 
Mortgage and asset-backed debt securities —  3  —  3 
Corporate debt securities —  147  —  147 
Equity securities —  2  —  2 
Non-U.S. government debt securities —  11  —  11 
Total marketable securities 188  163  —  351 
Other non-current investments 22  —  —  22 
Total $ 210  $ 163  $ —  $ 373 

December 31, 2020:
Marketable Securities:
U.S. government and agency debt securities $ 184  $ —  $ —  $ 184 
Mortgage and asset-backed debt securities —  31  —  31 
Corporate debt securities —  178  —  178 
Equity securities —  2  —  2 
Non-U.S. government debt securities —  11  —  11 
Total marketable securities 184  222  —  406 
Other non-current investments 23  —  —  23 
Total $ 207  $ 222  $ —  $ 429 
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation There were no transfers of investments between Level 1 and Level 2 during the three months ended March 31, 2021 or 2020.