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v3.25.3

Cash, Cash Equivalents and Short-Term Investments - Schedule of Breakdown of the Short-Term Investments (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Less than 12 months |  |
Fair Value | $ 6.7 | $ 16.9
Gross Unrealized Losses | 0.0 | (0.2)
More than 12 months |  |
Fair Value | 146.8 | 213.9
Gross Unrealized Losses | (1.9) | (7.0)
Total |  |
Fair Value | 153.5 | 230.8
Gross Unrealized Losses | (1.9) | (7.2)
Corporate notes and obligations |  |
Less than 12 months |  |
Fair Value | 0.5 | 1.9
Gross Unrealized Losses | 0.0 | 0.0
More than 12 months |  |
Fair Value | 65.3 | 103.8
Gross Unrealized Losses | (1.1) | (3.3)
Total |  |
Fair Value | 65.8 | 105.7
Gross Unrealized Losses | (1.1) | (3.3)
U.S. Treasury securities |  |
Less than 12 months |  |
Fair Value | 5.0 | 9.0
Gross Unrealized Losses | 0.0 | (0.1)
More than 12 months |  |
Fair Value | 62.7 | 65.7
Gross Unrealized Losses | (0.6) | (2.5)
Total |  |
Fair Value | 67.7 | 74.7
Gross Unrealized Losses | (0.6) | (2.6)
Municipal securities |  |
Less than 12 months |  |
Fair Value | 1.2 | 6.0
Gross Unrealized Losses | 0.0 | (0.1)
More than 12 months |  |
Fair Value | 14.0 | 23.1
Gross Unrealized Losses | (0.1) | (0.6)
Total |  |
Fair Value | 15.2 | 29.1
Gross Unrealized Losses | (0.1) | (0.7)
Asset backed securities |  |
Less than 12 months |  |
Fair Value | 0.0 | 0.0
Gross Unrealized Losses | 0.0 | 0.0
More than 12 months |  |
Fair Value | 4.8 | 16.0
Gross Unrealized Losses | (0.1) | (0.3)
Total |  |
Fair Value | 4.8 | 16.0
Gross Unrealized Losses | $ (0.1) | (0.3)
U.S. agency obligations |  |
Less than 12 months |  |
Fair Value |  | 0.0
Gross Unrealized Losses |  | 0.0
More than 12 months |  |
Fair Value |  | 3.6
Gross Unrealized Losses |  | (0.2)
Total |  |
Fair Value |  | 3.6
Gross Unrealized Losses |  | (0.2)
Supranational securities |  |
Less than 12 months |  |
Fair Value |  | 0.0
Gross Unrealized Losses |  | 0.0
More than 12 months |  |
Fair Value |  | 1.7
Gross Unrealized Losses |  | (0.1)
Total |  |
Fair Value |  | 1.7
Gross Unrealized Losses |  | $ (0.1)

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