BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Fair Value Accounting (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Assets (liabilities)
Deferred compensation plan assets	$ 7,425	$ 11,253
Interest rate swaps, net/assets	2,177
Recurring basis | Level 1
Assets (liabilities)
Pension plan assets	5,859	5,324
Deferred compensation plan assets	4,305	3,870
Recurring basis | Level 2
Assets (liabilities)
Foreign currency hedge contracts	54	48
Interest rate swaps, net/assets	4,431	7,236
Recurring basis | Level 3
Assets (liabilities)
Contingent consideration	$ (7,990)	$ (4,100)