Annual report pursuant to Section 13 and 15(d)

EMPLOYEE BENEFIT PLANS - Amounts contributed to pension plan in 2021 and 2020 (Details)

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EMPLOYEE BENEFIT PLANS - Amounts contributed to pension plan in 2021 and 2020 (Details) - Defined benefit pension plan [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]    
Actual Contributions $ 0 $ 5,000
Maximum [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Expected contribution for 2022 5,000  
Minimum [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Expected contribution for 2022 $ 0