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Restructuring Activities - Schedule of CTO2Grow Program Restructuring Spend Estimated (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Total Restructuring Program Range |  |
Other associated costs | $ 6.8 | $ (0.2)
Contract terminations | (0.1) | 0.0
Capital expenditures | 0.0 | $ 0.0
CTO2 Grow Program |  |
Less Program Activity to Date |  |
Costs of reduction in headcount as a result of reorganization | (32.0) |
Other associated costs | (8.0) |
Contract terminations | (15.0) |
Total cash expense | (55.0) |
Capital expenditures | 0.0 |
Total estimated cash cost | (55.0) |
Total estimated non-cash expense | (33.0) |
Total estimated expense | (88.0) |
CTO2 Grow Program | Minimum |  |
Total Restructuring Program Range |  |
Costs of reduction in headcount as a result of reorganization | 90.0 |
Other associated costs | 20.0 |
Contract terminations | 25.0 |
Total cash expense | 135.0 |
Capital expenditures | 5.0 |
Total estimated cash cost | 140.0 |
Total estimated non-cash expense | 33.0 |
Total estimated expense | 168.0 |
Remaining Restructuring |  |
Costs of reduction in headcount as a result of reorganization | 58.0 |
Other associated costs | 12.0 |
Contract terminations | 10.0 |
Total cash expense | 80.0 |
Capital expenditures | 5.0 |
Total estimated cash cost | 85.0 |
Total estimated non-cash expense | 0.0 |
Total estimated expense | 80.0 |
CTO2 Grow Program | Maximum |  |
Total Restructuring Program Range |  |
Costs of reduction in headcount as a result of reorganization | 95.0 |
Other associated costs | 25.0 |
Contract terminations | 30.0 |
Total cash expense | 150.0 |
Capital expenditures | 10.0 |
Total estimated cash cost | 160.0 |
Total estimated non-cash expense | 33.0 |
Total estimated expense | 183.0 |
Remaining Restructuring |  |
Costs of reduction in headcount as a result of reorganization | 63.0 |
Other associated costs | 17.0 |
Contract terminations | 15.0 |
Total cash expense | 95.0 |
Capital expenditures | 10.0 |
Total estimated cash cost | 105.0 |
Total estimated non-cash expense | 0.0 |
Total estimated expense | $ 95.0 |

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