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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclass) (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Earnings from continuing operations before income taxes $ 42,729 $ 103,596 $ 113,218 $ 173,847
Reclassification out of Accumulated Other Comprehensive Income [Member] | Total Pension and Postretirment Adjustments, Net [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Amortization of prior service costs     470  
Amortization of actuarial losses     (11,497)  
Earnings from continuing operations before income taxes     (11,027)  
Provision for income taxes     2,660  
Net earnings     $ (8,367)