ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	$ 769,042
Balance at the end of the period	783,171	$ 769,042
Foreign Currency Translation Adjustment
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	(24,882)	(24,581)
Other comprehensive earnings (loss) before reclassifications	1,087	(301)
Other comprehensive earnings (loss) net of tax	1,087	(301)
Balance at the end of the period	(23,795)	(24,882)
Investments
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	(1,286)	1,992
Other comprehensive earnings (loss) before reclassifications	(7,511)	(3,205)
Reclassifications from accumulated other comprehensive loss	(12)	(73)
Other comprehensive earnings (loss) net of tax	(7,523)	(3,278)
Balance at the end of the period	(8,809)	(1,286)
Foreign Currency Derivatives
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	322	589
Other comprehensive earnings (loss) before reclassifications	(368)	70
Reclassifications from accumulated other comprehensive loss	(169)	(337)
Other comprehensive earnings (loss) net of tax	(537)	(267)
Balance at the end of the period	(215)	322
Commodity Derivatives
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	94	713
Other comprehensive earnings (loss) before reclassifications	177	1,009
Reclassifications from accumulated other comprehensive loss	(263)	(1,628)
Other comprehensive earnings (loss) net of tax	(86)	(619)
Balance at the end of the period	8	94
Postretirement and Pension Benefits
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	739	1,472
Other comprehensive earnings (loss) before reclassifications	2,529	332
Reclassifications from accumulated other comprehensive loss	(626)	(1,065)
Other comprehensive earnings (loss) net of tax	1,903	(733)
Balance at the end of the period	2,642	739
Accumulated Other Comprehensive Earnings (Loss).
Accumulated other comprehensive earnings (loss), net of tax
Balance at the beginning of the period	(25,013)	(19,815)
Other comprehensive earnings (loss) before reclassifications	(4,086)	(2,095)
Reclassifications from accumulated other comprehensive loss	(1,070)	(3,103)
Other comprehensive earnings (loss) net of tax	(5,156)	(5,198)
Balance at the end of the period	$ (30,169)	$ (25,013)