FAIR VALUE (Details) - Recurring basis - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Level 1
Assets (liabilities)
Pension plan assets	$ 6,765	$ 6,347
Deferred compensation plan assets	4,458	5,386
Level 2
Assets (liabilities)
Interest rate swaps	(683)	$ (1,889)
Foreign currency hedge contracts	$ (38)

Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

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