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Employee Benefit Plans and Defined Benefit Pension Planss - Benefit pension plan (Details)

v3.20.2
Employee Benefit Plans and Defined Benefit Pension Planss - Benefit pension plan (Details) - Mafco Worldwide & Merisant - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Net periodic benefit cost:          
Service cost   $ 0.2 $ 0.6 $ 0.8 $ 0.8
Interest cost $ 0.3 0.3 1.1 1.0 1.0
Expected return on plan assets (0.4) (0.4) 1.5 1.5 1.5
Amortization of unrecognized actuarial loss 0.1 0.3 (1.1) (1.0) (1.2)
Total net periodic benefit cost   0.4 1.7 1.4 1.6
Expected net periodic benefit cost $ 0.0        
Cost of Goods Sold          
Net periodic benefit cost:          
Total net periodic benefit cost   0.2 0.4 0.5 0.6
Selling, general and administrative expense          
Net periodic benefit cost:          
Total net periodic benefit cost   $ 0.2 $ 1.3 $ 0.9 $ 1.0