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v3.24.3

OTHER ASSETS, NET (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Intangible Assets |  |  |  |  |
Less accumulated depreciation and amortization | $ (96.3) |  | $ (96.3) |  | $ (88.3)
Data processing software, net | 47.5 |  | 47.5 |  | 43.3
Other assets | 173.3 |  | 173.3 |  | 163.0
Total other assets, net | 220.8 |  | 220.8 |  | 206.3
Notes receivable, net | 157.2 |  | 157.2 |  | 136.9
Contra-revenue assets | 0.0 |  | 0.0 |  | 18.1
Amortization expense | 20.7 | $ 28.2 | 68.2 | $ 88.4 |
Software development work in progress |  |  |  |  |
Intangible Assets |  |  |  |  |
Software | 16.1 |  | 16.1 |  | 3.5
Data processing software |  |  |  |  |
Intangible Assets |  |  |  |  |
Software | 127.7 |  | 127.7 |  | $ 128.1
Amortization expense | $ 2.5 | $ 2.1 | $ 7.5 | $ 6.2 |

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