Annual report pursuant to Section 13 and 15(d)

Postretirement Benefits Contributions, Benefit Payments and Other (Details)

v3.19.3.a.u2
Postretirement Benefits Contributions, Benefit Payments and Other (Details)
$ in Millions
Dec. 31, 2019
USD ($)
Pension Plans [Member]  
Expected Benefit Payments [Abstract]  
Company Contributions Expected to be Made in 2017 $ 3.5
2019 3.5
2020 3.0
2021 2.8
2022 2.7
2023 2.3
2024-2028 9.7
Other Postretirement Benefit Plans [Member]  
Expected Benefit Payments [Abstract]  
Company Contributions Expected to be Made in 2017 3.2
2019 3.2
2020 3.0
2021 2.9
2022 2.7
2023 2.6
2024-2028 $ 10.8