XML 81 R67.htm IDEA: XBRL DOCUMENT v3.8.0.1
Pensions and Other Postretirement Benefits (Details) - USD ($)
 3 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Components of net annual benefit cost (income):            
Voluntary cash contributions made to U.S. defined benefit pension plan       $ 44,000,000 $ 35,000,000  
FMC Health and Nutrition | Discontinued Operations, Held-for-sale            
Components of net annual benefit cost (income):            
Curtailment loss       3,900,000 0  
Foreign Pension Plan            
Components of net annual benefit cost (income):            
Voluntary cash contributions made to U.S. defined benefit pension plan           $ 21,000,000
Foreign Pension Plan | Scenario, Forecast            
Components of net annual benefit cost (income):            
Expected settlement charge $ 34,000,000          
Pensions            
Components of net annual benefit cost (income):            
Service cost   $ 1,800,000 $ 1,100,000 5,600,000 6,000,000  
Interest cost   11,200,000 12,500,000 33,700,000 37,400,000  
Expected return on plan assets   (19,900,000) (21,400,000) (59,600,000) (64,300,000)  
Amortization of prior service cost (credit)   100,000 200,000 400,000 600,000  
Recognized net actuarial and other (gain) loss   4,100,000 9,300,000 11,900,000 29,700,000  
Recognized loss due to settlement   1,200,000 0 2,000,000 0  
Net periodic benefit cost   (1,500,000) 1,700,000 (6,000,000) 9,400,000  
Other Benefits            
Components of net annual benefit cost (income):            
Service cost   0 0 0 0  
Interest cost   100,000 200,000 500,000 600,000  
Expected return on plan assets   0 0 0 0  
Amortization of prior service cost (credit)   0 0 0 0  
Recognized net actuarial and other (gain) loss   (300,000) (400,000) (800,000) (1,000,000)  
Recognized loss due to settlement   0 0 0 0  
Net periodic benefit cost   $ (200,000) $ (200,000) $ (300,000) $ (400,000)