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v3.22.2.2

Goodwill and Acquired Client Relationships - Schedule of Changes in the Components of Acquired Client Relationships (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Total |  |  |  |
Beginning balance, net book value |  |  | $ 1,966.4 |
Intangible amortization and impairments | $ (14.4) | $ (8.9) | (39.4) | $ (25.3)
Ending balance, net book value | 1,864.1 |  | 1,864.1 |
Acquired Client Relationships |  |  |  |
Definite-lived |  |  |  |
Beginning balance, gross book value |  |  | 1,364.2 |
Beginning balance, accumulated amortization |  |  | (1,028.1) |
Beginning balance, net book value |  |  | 336.1 |
Intangible amortization and impairments |  |  | (36.9) |
Foreign currency translation, gross |  |  | (12.3) |
Foreign currency translation, accumulated amortization |  |  | 10.1 |
Foreign currency translation, net |  |  | (2.2) |
Ending balance, gross book value | 1,351.9 |  | 1,351.9 |
Ending balance, accumulated amortization | (1,054.9) |  | (1,054.9) |
Ending balance, net book value | 297.0 |  | 297.0 |
Indefinite-lived |  |  |  |
Beginning balance, net book value |  |  | 1,630.3 |
Intangible impairments |  |  | (2.5) |
Foreign currency translation |  |  | (60.7) |
Ending balance, net book value | 1,567.1 |  | 1,567.1 |
Total |  |  |  |
Beginning balance, net book value |  |  | 1,966.4 |
Intangible amortization and impairments |  |  | (39.4) |
Foreign currency translation |  |  | (62.9) |
Ending balance, net book value | $ 1,864.1 |  | $ 1,864.1 |

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