Annual report pursuant to Section 13 and 15(d)

Pension Plans. (Details) - Schedule of expected benefit payments

v3.21.1
Pension Plans. (Details) - Schedule of expected benefit payments - Postretirement Plan [Member]
$ in Thousands
Dec. 31, 2020
USD ($)
Pension Plans. (Details) - Schedule of expected benefit payments [Line Items]  
2021 $ 300
2022 270
2023 290
2024 330
2025 330
2026-2030 2,040
Total expected benefit payments $ 3,560