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RETIREMENT AND POSTRETIREMENT BENEFIT PLANS (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Dec. 31, 2021
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]          
Settlement charges (1)   $ 73,562   $ 79,652  
Minimum | Forecast          
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]          
Settlement charges (1) $ 35,000        
Maximum | Forecast          
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]          
Settlement charges (1) $ 45,000        
United States          
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]          
Service cost   49 $ 39 146 $ 117
Interest cost   2,622 3,346 8,675 11,447
Expected return on plan assets   (3,888) (6,009) (12,595) (17,431)
Amortization of prior service cost   0 0    
Amortization of net loss   616 459 1,867 865
Settlement charges (1)   73,562 3,188 79,652 6,522
Defined benefit plans   72,961 1,023 77,745 1,520
Multi-employer plans   0 0    
Defined contribution plans   6,572 4,945 17,606 15,322
Total pension cost   79,533 5,968 95,351 16,842
Foreign Plan [Member]          
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]          
Service cost   395 718 1,190 2,216
Interest cost   924 673 1,932 2,052
Expected return on plan assets   (1,487) (1,076) (2,996) (3,097)
Amortization of prior service cost   1 15 12 46
Amortization of net loss   291 468 737 1,563
Settlement charges (1)   0 0 446  
Defined benefit plans   124 798 1,321 2,780
Multi-employer plans   138 274 640 800
Defined contribution plans   898 931 2,296 2,406
Total pension cost   $ 1,160 $ 2,003 $ 4,257 $ 5,986