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FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Net gains on commodity derivatives   $ (1,266) $ 0 $ 3,434 $ 0  
Cash and cash equivalents $ 1,773,849     1,773,849   $ 1,307,141
Short-term investments 1,236,752     1,236,752   1,362,314
Investments 52,636     52,636   61,443
Asset transfers between Level 1 and Level 2 measurements 0     0   0
Total fair value            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Cash 983,999     983,999   1,132,509
Assets measured at fair value 3,067,366     3,067,366   2,727,165
Fair value liabilities 695     695   (3,733)
Cash and cash equivalents 1,773,849     1,773,849   1,307,141
Short-term investments 1,236,752     1,236,752   1,362,314
Accounts receivable, net 4,887     4,887   965
Other assets 371     371    
Investments 52,636     52,636   61,443
Accrued liabilities (1,129)     (1,129)   (4,698)
Total fair value | Money market funds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 588,799     588,799   121,444
Total fair value | Certificates of deposit            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 53,784     53,784   10,078
Total fair value | Commercial paper            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 270,000     270,000   225,067
Total fair value | Corporate bonds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 243,580     243,580    
Total fair value | Municipal securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 29,833     29,833   213,798
Total fair value | U.S. government agency securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 190,712     190,712   113,357
Total fair value | U.S. treasuries            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 702,530     702,530   908,379
Total fair value | Variable rate demand notes            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value           6,266
Total fair value | Commodity contracts            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Fair value liabilities 3,434     3,434    
Level 1            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Cash 983,999     983,999   1,132,509
Assets measured at fair value 1,572,798     1,572,798   1,253,953
Fair value liabilities 0     0   0
Cash and cash equivalents 1,572,798     1,572,798   1,253,953
Short-term investments 0     0   0
Accounts receivable, net 0     0   0
Investments 0     0   0
Accrued liabilities 0     0   0
Level 1 | Money market funds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 588,799     588,799   121,444
Level 1 | Certificates of deposit            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 1 | Commercial paper            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 1 | Corporate bonds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0    
Level 1 | Municipal securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 1 | U.S. government agency securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 1 | U.S. treasuries            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 1 | Variable rate demand notes            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value           0
Level 2            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Cash 0     0   0
Assets measured at fair value 1,494,568     1,494,568   1,473,212
Fair value liabilities 695     695   (3,733)
Cash and cash equivalents 201,051     201,051   53,188
Short-term investments 1,236,752     1,236,752   1,362,314
Accounts receivable, net 4,887     4,887   965
Other assets 371     371    
Investments 52,636     52,636   61,443
Accrued liabilities (1,129)     (1,129)   (4,698)
Level 2 | Money market funds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 2 | Certificates of deposit            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 53,784     53,784   10,078
Level 2 | Commercial paper            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 270,000     270,000   225,067
Level 2 | Corporate bonds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 243,580     243,580    
Level 2 | Municipal securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 29,833     29,833   213,798
Level 2 | U.S. government agency securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 190,712     190,712   113,357
Level 2 | U.S. treasuries            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 702,530     702,530   908,379
Level 2 | Variable rate demand notes            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value           6,266
Level 2 | Commodity contracts            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Fair value liabilities 3,434     3,434    
Level 3            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Cash 0     0   0
Assets measured at fair value 0     0   0
Fair value liabilities 0     0   0
Cash and cash equivalents 0     0   0
Short-term investments 0     0   0
Accounts receivable, net 0     0   0
Investments 0     0   0
Accrued liabilities 0     0   0
Level 3 | Money market funds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 3 | Certificates of deposit            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 3 | Commercial paper            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 3 | Corporate bonds            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0    
Level 3 | Municipal securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 3 | U.S. government agency securities            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value 0     0   0
Level 3 | U.S. treasuries            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value $ 0     $ 0   0
Level 3 | Variable rate demand notes            
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES            
Assets measured at fair value           $ 0