XML 107 R93.htm IDEA: XBRL DOCUMENT v3.22.0.1
PENSION PLAN - Weighted Average Assumptions and Net Periodic Pension Cost (Details) - Pension Plan - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
May 31, 2014
Weighted average assumptions used to determine the benefit obligation        
Discount rate 2.83% 2.50% 3.24% 4.46%
Components of net periodic pension cost        
Interest cost $ 313 $ 365 $ 392  
Expected return on plan assets (689) (438) (407)  
Amortization of net actuarial loss 507 420 271  
Net periodic pension cost $ 131 $ 347 $ 256  
Weighted average assumptions used to determine net periodic pension cost        
Discount rate 2.83% 2.50% 3.24%  
Expected long-term rate of return on plan assets 6.75% 6.75% 6.75%