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v3.23.2

INVESTMENTS (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Available-for-sale |  |
Amortized Cost | $ 1,482,934 | $ 1,429,600
Gross Unrealized Holding Gains | 41 | 101
Gross Unrealized Holding Losses | 3,488 | 5,944
Fair Value | 1,479,487 | 1,423,757
Continuous Unrealized Loss Position less than 12 Months | 3,488 | 5,944
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Short-term | Commercial paper |  |
Available-for-sale |  |
Amortized Cost | 329,770 | 197,712
Gross Unrealized Holding Gains | 0 | 1
Gross Unrealized Holding Losses | 2 | 4
Fair Value | 329,768 | 197,709
Continuous Unrealized Loss Position less than 12 Months | 2 | 4
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Short-term | Certificates of deposit |  |
Available-for-sale |  |
Amortized Cost | 15,161 | 10,078
Gross Unrealized Holding Gains | 0 | 0
Gross Unrealized Holding Losses | 0 | 0
Fair Value | 15,161 | 10,078
Continuous Unrealized Loss Position less than 12 Months | 0 | 0
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Short-term | Municipal securities |  |
Available-for-sale |  |
Amortized Cost | 59,158 | 211,791
Gross Unrealized Holding Gains | 0 | 60
Gross Unrealized Holding Losses | 125 | 612
Fair Value | 59,033 | 211,239
Continuous Unrealized Loss Position less than 12 Months | 125 | 612
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Short-term | U.S. government agency securities |  |
Available-for-sale |  |
Amortized Cost | 152,071 | 109,697
Gross Unrealized Holding Gains | 0 | 3
Gross Unrealized Holding Losses | 489 | 715
Fair Value | 151,582 | 108,985
Continuous Unrealized Loss Position less than 12 Months | 489 | 715
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Short-term | U.S. treasuries |  |
Available-for-sale |  |
Amortized Cost | 705,370 | 838,825
Gross Unrealized Holding Gains | 31 | 17
Gross Unrealized Holding Losses | 2,002 | 4,539
Fair Value | 703,399 | 834,303
Continuous Unrealized Loss Position less than 12 Months | 2,002 | 4,539
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Short-term | Corporate bonds |  |
Available-for-sale |  |
Amortized Cost | 158,748 |
Gross Unrealized Holding Gains | 10 |
Gross Unrealized Holding Losses | 462 |
Fair Value | 158,296 |
Continuous Unrealized Loss Position less than 12 Months | 462 |
Continuous Unrealized Loss Position greater than 12 Months | 0 |
Long-term | U.S. government agency securities |  |
Available-for-sale |  |
Amortized Cost | 2,580 | 2,016
Gross Unrealized Holding Gains | 0 | 0
Gross Unrealized Holding Losses | 9 | 3
Fair Value | 2,571 | 2,013
Continuous Unrealized Loss Position less than 12 Months | 9 | 3
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Long-term | U.S. treasuries |  |
Available-for-sale |  |
Amortized Cost | 39,011 | 53,215
Gross Unrealized Holding Gains | 0 | 20
Gross Unrealized Holding Losses | 309 | 71
Fair Value | 38,702 | 53,164
Continuous Unrealized Loss Position less than 12 Months | 309 | 71
Continuous Unrealized Loss Position greater than 12 Months | 0 | 0
Long-term | Corporate bonds |  |
Available-for-sale |  |
Amortized Cost | 21,065 |
Gross Unrealized Holding Gains | 0 |
Gross Unrealized Holding Losses | 90 |
Fair Value | 20,975 |
Continuous Unrealized Loss Position less than 12 Months | 90 |
Continuous Unrealized Loss Position greater than 12 Months | $ 0 |
Long-term | Variable rate demand notes |  |
Available-for-sale |  |
Amortized Cost |  | 6,266
Gross Unrealized Holding Gains |  | 0
Gross Unrealized Holding Losses |  | 0
Fair Value |  | 6,266
Continuous Unrealized Loss Position less than 12 Months |  | 0
Continuous Unrealized Loss Position greater than 12 Months |  | $ 0

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