General form of registration statement for all companies including face-amount certificate companies

Employee Benefit Plans and Defined Benefit Pension Plans - Net liabilities (Details)

v3.20.2
Employee Benefit Plans and Defined Benefit Pension Plans - Net liabilities (Details) - Mafco Worldwide & Merisant - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Defined Benefit Plan Disclosure [Line Items]        
Plan assets   $ 21.4 $ 19.8  
Net periodic pension cost $ 0.4 1.7 1.4 $ 1.6
State-sponsored defined benefit plans        
Defined Benefit Plan Disclosure [Line Items]        
Total net liabilities   2.8 1.7  
Pension benefit obligation     4.2  
Plan assets     2.5  
Primary state-sponsored plan related to Merisant employees in Switzerland and France        
Defined Benefit Plan Disclosure [Line Items]        
Pension benefit obligation   5.6    
Plan assets   2.8    
Net periodic pension cost   $ 0.3 $ 0.5 $ 0.5