Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF INVESTMENTS (Details)

v3.23.3
SUMMARY OF INVESTMENTS (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost $ 17,491,735 $ 42,320,040
Debt Securities, Available-for-sale 17,484,437 42,194,296
Other investments and Debt Securities, Amortized Cost Basic 17,491,735 42,320,040
Other Investments and Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax 102 0
Other Investments and Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (7,400) (125,744)
Other Investments and Debt Securities, Available-for-sale 17,484,437 42,194,296
Corporate Debt Securities [Member]    
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 11,524,127 30,146,060
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax 102 0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (6,793) (125,744)
Debt Securities, Available-for-sale 11,517,436 30,020,316
Commercial Paper [Member]    
Net Investment Income [Line Items]    
Debt Securities, Available-for-sale, Amortized Cost 5,967,608 12,173,980
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax 0 0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax (607) 0
Debt Securities, Available-for-sale $ 5,967,001 $ 12,173,980