Consolidated Statements of Shareholders' Equity (Parenthetical) - USD ($) $ in Thousands |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
Statement of Stockholders' Equity [Abstract] | |||
Minimum Pension and Post Retirement Benefit Plan Adjustments, tax | $ (24) | $ (225) | $ (110) |