SHAREHOLDERS' EQUITY - Changes in AOCI (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022
Accumulated other comprehensive loss, net of tax, by component
Balance at the beginning of the period			$ (59,571)				$ (59,571)
Other comprehensive gain before reclassifications							10,214
Amounts reclassified from accumulated other comprehensive loss							2,718
Net current period other comprehensive income (loss)	$ 2,852	$ 4,155	5,925	$ 2,376	$ 3,584	$ 3,911	12,932
Balance at the end of the period	(46,639)						(46,639)
Pension and Post-Retirement Obligations
Accumulated other comprehensive loss, net of tax, by component
Balance at the beginning of the period			(52,099)				(52,099)
Amounts reclassified from accumulated other comprehensive loss							(156)
Net current period other comprehensive income (loss)							(156)
Balance at the end of the period	(52,255)						(52,255)
Derivative Instruments
Accumulated other comprehensive loss, net of tax, by component
Balance at the beginning of the period			$ (7,472)				(7,472)
Other comprehensive gain before reclassifications							10,214
Amounts reclassified from accumulated other comprehensive loss							2,874
Net current period other comprehensive income (loss)							13,088
Balance at the end of the period	$ 5,616						$ 5,616