Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income (Details)

v3.20.4
Employee Benefit Plans - Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Share-based Payment Arrangement [Abstract]      
Net actuarial loss $ 1,626 $ 530 $ 183
Recognized actuarial loss (66) (46) (64)
Total recognized in other comprehensive loss, before taxes 1,560 484 119
Total recognized in net benefit cost and other comprehensive loss, before taxes $ 3,217 $ 1,029 $ 156