Cash, cash equivalents and investments consisted of the following (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | March 31, 2026 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Estimated
Fair Value | | Cash and
Cash
Equivalents | | Investments | | Cash | $ | 667.5 | | | $ | — | | | $ | — | | | $ | 667.5 | | | $ | 667.5 | | | $ | — | | | Time deposits | 1,090.0 | | | — | | | — | | | 1,090.0 | | | 60.0 | | | 1,030.0 | | | Money market funds | 1,116.8 | | | — | | | — | | | 1,116.8 | | | 1,116.8 | | | — | | | Totals | $ | 2,874.3 | | | $ | — | | | $ | — | | | $ | 2,874.3 | | | $ | 1,844.3 | | | $ | 1,030.0 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2025 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Estimated
Fair Value | | Cash and
Cash
Equivalents | | Investments | | Cash | $ | 682.7 | | | $ | — | | | $ | — | | | $ | 682.7 | | | $ | 682.7 | | | $ | — | | | Time deposits | 1,130.0 | | | — | | | — | | | 1,130.0 | | | 80.0 | | | 1,050.0 | | | Money market funds | 629.2 | | | — | | | — | | | 629.2 | | | 629.2 | | | — | | | Totals | $ | 2,441.9 | | | $ | — | | | $ | — | | | $ | 2,441.9 | | | $ | 1,391.9 | | | $ | 1,050.0 | |
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