XML 73 R115.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Pension and Employee Benefit Plans - Estimated future benefit payments expected to be paid (Details) - Modified Retirement Plan - Unfunded Plan
$ in Thousands
Dec. 31, 2019
USD ($)
Defined Benefit Plan Disclosure [Line Items]  
2020 $ 1,301
2021 1,176
2022 1,170
2023 1,164
2024 1,156
2025-2029 $ 7,133