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DEBT AND FINANCING ARRANGEMENTS - Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 10, 2019
Jun. 19, 2019
Dec. 06, 2017
Mar. 13, 2014
Debt Instrument [Line Items]            
Debt $ 1,310,975 $ 1,309,695        
Senior Notes | 5.150% Senior Notes            
Debt Instrument [Line Items]            
Interest rate           5.15%
Debt 246,632 246,559        
Senior Notes | 4.000% Senior Notes            
Debt Instrument [Line Items]            
Interest rate         4.00%  
Debt 347,665 347,324        
Senior Notes | 3.900% Senior Notes            
Debt Instrument [Line Items]            
Interest rate       3.90%    
Debt 296,172 295,748        
Junior Subordinated Notes            
Debt Instrument [Line Items]            
Interest rate     4.90%      
Debt $ 420,506 $ 420,064