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Employee Benefit Plans and Defined Benefit Pension Plans - Assumptions (Details)

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Employee Benefit Plans and Defined Benefit Pension Plans - Assumptions (Details) - Mafco Worldwide & Merisant
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Funded plan      
Weighted-average assumptions used to determine benefit obligation at year end:      
Discount rate 3.25% 4.25% 3.75%
Rate of compensation increase   3.50% 3.50%
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 4.25% 3.75% 4.25%
Expected long-term rate of return on plan assets 5.75% 5.25% 5.75%
Rate of compensation increase 3.50% 3.50% 3.50%
Unfunded plan      
Weighted-average assumptions used to determine benefit obligation at year end:      
Discount rate 3.25% 4.25% 3.50%
Rate of compensation increase 3.50% 3.50% 3.50%
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 4.25% 3.50% 4.00%
Rate of compensation increase 3.50% 3.50% 3.50%