Residual commission buyouts, net consisted of the following: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Weighted Average Amortization Period (in years) | | September 30, 2024 | | | Carrying Value | | Accumulated Amortization | | Net Carrying Value | | Residual commission buyouts from asset acquisitions | | 4 | | $ | 326.6 | | | $ | (169.7) | | | $ | 156.9 | | | Residual commission buyouts from business combinations | | 8 | | 13.9 | | | (3.5) | | | 10.4 | | | Total residual commission buyouts | | | | $ | 340.5 | | | $ | (173.2) | | | $ | 167.3 | | | | | | | | | | | | | Weighted Average Amortization Period (in years) | | December 31, 2023 | | | Carrying Value | | Accumulated Amortization | | Net Carrying Value | | Residual commission buyouts from asset acquisitions | | 4 | | $ | 323.6 | | | $ | (105.7) | | | $ | 217.9 | | | Residual commission buyouts from business combinations | | 8 | | 13.9 | | | (2.2) | | | 11.7 | | | Total residual commission buyouts | | | | $ | 337.5 | | | $ | (107.9) | | | $ | 229.6 | |
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